diff --git a/ci/lint/04_install.sh b/ci/lint/04_install.sh
index 8f84a4f221..c936c3089b 100755
--- a/ci/lint/04_install.sh
+++ b/ci/lint/04_install.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 #
-# Copyright (c) 2018-2019 The Bitcoin Core developers
+# Copyright (c) 2018-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/ci/lint/06_script.sh b/ci/lint/06_script.sh
index 7251b7575c..c32e1d8ce6 100755
--- a/ci/lint/06_script.sh
+++ b/ci/lint/06_script.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 #
-# Copyright (c) 2018-2019 The Bitcoin Core developers
+# Copyright (c) 2018-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/ci/lint_run_all.sh b/ci/lint_run_all.sh
index e383ffd9d6..7adfe71674 100755
--- a/ci/lint_run_all.sh
+++ b/ci/lint_run_all.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 #
-# Copyright (c) 2019 The Bitcoin Core developers
+# Copyright (c) 2019-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/ci/test_run_all.sh b/ci/test_run_all.sh
index 9e5d9ac6ec..da17d8763d 100755
--- a/ci/test_run_all.sh
+++ b/ci/test_run_all.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 #
-# Copyright (c) 2019 The Bitcoin Core developers
+# Copyright (c) 2019-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/contrib/devtools/circular-dependencies.py b/contrib/devtools/circular-dependencies.py
index 89d1311ff7..4de4054118 100755
--- a/contrib/devtools/circular-dependencies.py
+++ b/contrib/devtools/circular-dependencies.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2018-2019 The Bitcoin Core developers
+# Copyright (c) 2018-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/contrib/devtools/gen-manpages.sh b/contrib/devtools/gen-manpages.sh
index 5631a63f02..3bbbaa7e7d 100755
--- a/contrib/devtools/gen-manpages.sh
+++ b/contrib/devtools/gen-manpages.sh
@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-# Copyright (c) 2016-2019 The Bitcoin Core developers
+# Copyright (c) 2016-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/contrib/filter-lcov.py b/contrib/filter-lcov.py
index e005cb96da..db780ad53b 100755
--- a/contrib/filter-lcov.py
+++ b/contrib/filter-lcov.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2017-2019 The Bitcoin Core developers
+# Copyright (c) 2017-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/contrib/testgen/base58.py b/contrib/testgen/base58.py
index 2589f7a320..87341ccf96 100644
--- a/contrib/testgen/base58.py
+++ b/contrib/testgen/base58.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2012 The Bitcoin Core developers
+# Copyright (c) 2012-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 '''
diff --git a/contrib/testgen/gen_key_io_test_vectors.py b/contrib/testgen/gen_key_io_test_vectors.py
index dd612aa3ce..d5087b4fc7 100755
--- a/contrib/testgen/gen_key_io_test_vectors.py
+++ b/contrib/testgen/gen_key_io_test_vectors.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2012-2018 The Bitcoin Core developers
+# Copyright (c) 2012-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 '''
diff --git a/contrib/zmq/zmq_sub.py b/contrib/zmq/zmq_sub.py
index 9c8bb5e9fd..9221f000b0 100755
--- a/contrib/zmq/zmq_sub.py
+++ b/contrib/zmq/zmq_sub.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2016 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/share/genbuild.sh b/share/genbuild.sh
index 1de8039e29..c185dfa980 100755
--- a/share/genbuild.sh
+++ b/share/genbuild.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (c) 2012-2019 The Bitcoin Core developers
+# Copyright (c) 2012-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/addrdb.cpp b/src/addrdb.cpp
index 6088cc8ad3..2931b098ab 100644
--- a/src/addrdb.cpp
+++ b/src/addrdb.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/addrdb.h b/src/addrdb.h
index 9864ea6a50..1e0ccb1f60 100644
--- a/src/addrdb.h
+++ b/src/addrdb.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/attributes.h b/src/attributes.h
index 995c24e13f..9957bcd84b 100644
--- a/src/attributes.h
+++ b/src/attributes.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2018 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/banman.cpp b/src/banman.cpp
index d6855349da..79b2fad04c 100644
--- a/src/banman.cpp
+++ b/src/banman.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/base58.cpp b/src/base58.cpp
index dd2f9eea9a..6ad8343b07 100644
--- a/src/base58.cpp
+++ b/src/base58.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2019 The Bitcoin Core developers
+// Copyright (c) 2014-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/base58.h b/src/base58.h
index 60551a12ae..9ba5af73e0 100644
--- a/src/base58.h
+++ b/src/base58.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/bench/base58.cpp b/src/bench/base58.cpp
index 18cb5de196..6f6b4e3bfa 100644
--- a/src/bench/base58.cpp
+++ b/src/bench/base58.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2016-2019 The Bitcoin Core developers
+// Copyright (c) 2016-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/bench/block_assemble.cpp b/src/bench/block_assemble.cpp
index b0ffae29e7..322bc5ec62 100644
--- a/src/bench/block_assemble.cpp
+++ b/src/bench/block_assemble.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2017 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/bench/chacha20.cpp b/src/bench/chacha20.cpp
index bd20fb971e..42aceeea24 100644
--- a/src/bench/chacha20.cpp
+++ b/src/bench/chacha20.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/bench/coin_selection.cpp b/src/bench/coin_selection.cpp
index 05709f4b4a..f863d1942f 100644
--- a/src/bench/coin_selection.cpp
+++ b/src/bench/coin_selection.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2012-2019 The Bitcoin Core developers
+// Copyright (c) 2012-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/bench/gcs_filter.cpp b/src/bench/gcs_filter.cpp
index fa7ba0eb26..3dd53bab1b 100644
--- a/src/bench/gcs_filter.cpp
+++ b/src/bench/gcs_filter.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2018 The Bitcoin Core developers
+// Copyright (c) 2018-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/bench/lockedpool.cpp b/src/bench/lockedpool.cpp
index 32b060a15a..b6d8824aba 100644
--- a/src/bench/lockedpool.cpp
+++ b/src/bench/lockedpool.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2016-2019 The Bitcoin Core developers
+// Copyright (c) 2016-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/bench/mempool_eviction.cpp b/src/bench/mempool_eviction.cpp
index 8e9d2d2e1c..5d38a235cc 100644
--- a/src/bench/mempool_eviction.cpp
+++ b/src/bench/mempool_eviction.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/bench/mempool_stress.cpp b/src/bench/mempool_stress.cpp
index 9a4f3ac2e2..29a835ad21 100644
--- a/src/bench/mempool_stress.cpp
+++ b/src/bench/mempool_stress.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/bench/poly1305.cpp b/src/bench/poly1305.cpp
index 9be31a0b7b..746f2f62e8 100644
--- a/src/bench/poly1305.cpp
+++ b/src/bench/poly1305.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/bench/prevector.cpp b/src/bench/prevector.cpp
index 36a16ef019..eb9c83c443 100644
--- a/src/bench/prevector.cpp
+++ b/src/bench/prevector.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2015-2018 The Bitcoin Core developers
+// Copyright (c) 2015-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/bench/rollingbloom.cpp b/src/bench/rollingbloom.cpp
index 9b43951e6e..997ab56549 100644
--- a/src/bench/rollingbloom.cpp
+++ b/src/bench/rollingbloom.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2016-2019 The Bitcoin Core developers
+// Copyright (c) 2016-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/bench/rpc_mempool.cpp b/src/bench/rpc_mempool.cpp
index 2f4fbec9bf..013f56342e 100644
--- a/src/bench/rpc_mempool.cpp
+++ b/src/bench/rpc_mempool.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/bench/util_time.cpp b/src/bench/util_time.cpp
index fad179eb87..afc733482e 100644
--- a/src/bench/util_time.cpp
+++ b/src/bench/util_time.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/blockencodings.cpp b/src/blockencodings.cpp
index 567d04d54c..456d4bc8e9 100644
--- a/src/blockencodings.cpp
+++ b/src/blockencodings.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2016-2019 The Bitcoin Core developers
+// Copyright (c) 2016-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/blockfilter.cpp b/src/blockfilter.cpp
index 9312697365..25ca14c002 100644
--- a/src/blockfilter.cpp
+++ b/src/blockfilter.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2019 The Bitcoin Core developers
+// Copyright (c) 2018-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/bloom.cpp b/src/bloom.cpp
index 7048cd9f58..50cf719495 100644
--- a/src/bloom.cpp
+++ b/src/bloom.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2012-2019 The Bitcoin Core developers
+// Copyright (c) 2012-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/bloom.h b/src/bloom.h
index 29bfb61522..f0630650db 100644
--- a/src/bloom.h
+++ b/src/bloom.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2012-2019 The Bitcoin Core developers
+// Copyright (c) 2012-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/chainparamsbase.cpp b/src/chainparamsbase.cpp
index 09d962a42a..e80d02e84e 100644
--- a/src/chainparamsbase.cpp
+++ b/src/chainparamsbase.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/chainparamsbase.h b/src/chainparamsbase.h
index c6b749d240..718392e04d 100644
--- a/src/chainparamsbase.h
+++ b/src/chainparamsbase.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2019 The Bitcoin Core developers
+// Copyright (c) 2014-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/clientversion.cpp b/src/clientversion.cpp
index 6fdd302b1e..5cf5d43a00 100644
--- a/src/clientversion.cpp
+++ b/src/clientversion.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2012-2014 The Bitcoin Core developers
+// Copyright (c) 2012-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/clientversion.h b/src/clientversion.h
index 13115693a2..91e9e54818 100644
--- a/src/clientversion.h
+++ b/src/clientversion.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2009-2015 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/coins.cpp b/src/coins.cpp
index 2105da9c65..e3db2ea540 100644
--- a/src/coins.cpp
+++ b/src/coins.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2012-2019 The Bitcoin Core developers
+// Copyright (c) 2012-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/compat.h b/src/compat.h
index 61399a7a2a..41f2cd7398 100644
--- a/src/compat.h
+++ b/src/compat.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2015 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/compat/assumptions.h b/src/compat/assumptions.h
index 0241f63d69..487ab9aa9e 100644
--- a/src/compat/assumptions.h
+++ b/src/compat/assumptions.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/consensus/params.h b/src/consensus/params.h
index caf17bac3f..a0e185ee1f 100644
--- a/src/consensus/params.h
+++ b/src/consensus/params.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/consensus/tx_verify.cpp b/src/consensus/tx_verify.cpp
index 05708c11f0..b1c10ad03f 100644
--- a/src/consensus/tx_verify.cpp
+++ b/src/consensus/tx_verify.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2017-2019 The Bitcoin Core developers
+// Copyright (c) 2017-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/consensus/tx_verify.h b/src/consensus/tx_verify.h
index 4df95cfbf0..87ac66e46d 100644
--- a/src/consensus/tx_verify.h
+++ b/src/consensus/tx_verify.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2017-2019 The Bitcoin Core developers
+// Copyright (c) 2017-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/consensus/validation.h b/src/consensus/validation.h
index a0144afa14..b06f3c8c83 100644
--- a/src/consensus/validation.h
+++ b/src/consensus/validation.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/core_io.h b/src/core_io.h
index e1824e89cd..c1322d36b9 100644
--- a/src/core_io.h
+++ b/src/core_io.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/core_write.cpp b/src/core_write.cpp
index 176db4f6d9..837637990a 100644
--- a/src/core_write.cpp
+++ b/src/core_write.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/crypto/common.h b/src/crypto/common.h
index 841eb5115e..dc12ed9942 100644
--- a/src/crypto/common.h
+++ b/src/crypto/common.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2014 The Bitcoin Core developers
+// Copyright (c) 2014-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/crypto/sha256_x86_shani.cpp b/src/crypto/sha256_x86_shani.cpp
index 9737e8f00d..a82802199f 100644
--- a/src/crypto/sha256_x86_shani.cpp
+++ b/src/crypto/sha256_x86_shani.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2019 The Bitcoin Core developers
+// Copyright (c) 2018-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 //
diff --git a/src/crypto/siphash.cpp b/src/crypto/siphash.cpp
index 2e0106b165..2e90c393e1 100644
--- a/src/crypto/siphash.cpp
+++ b/src/crypto/siphash.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2016-2018 The Bitcoin Core developers
+// Copyright (c) 2016-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/crypto/siphash.h b/src/crypto/siphash.h
index 6b38950f8e..b573526932 100644
--- a/src/crypto/siphash.h
+++ b/src/crypto/siphash.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2016-2018 The Bitcoin Core developers
+// Copyright (c) 2016-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/dbwrapper.h b/src/dbwrapper.h
index 28c559f7aa..9d9a64b1cf 100644
--- a/src/dbwrapper.h
+++ b/src/dbwrapper.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2012-2019 The Bitcoin Core developers
+// Copyright (c) 2012-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/fs.cpp b/src/fs.cpp
index 27fd9b5db4..10b5416054 100644
--- a/src/fs.cpp
+++ b/src/fs.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2017-2019 The Bitcoin Core developers
+// Copyright (c) 2017-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/hash.cpp b/src/hash.cpp
index 4a8c3850fa..a090956f74 100644
--- a/src/hash.cpp
+++ b/src/hash.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2013-2015 The Bitcoin Core developers
+// Copyright (c) 2013-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/hash.h b/src/hash.h
index bde7fb6953..8e1b73707c 100644
--- a/src/hash.h
+++ b/src/hash.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2015 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Copyright (c) 2014-2023 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/httprpc.h b/src/httprpc.h
index 44b392e82f..18f8551816 100644
--- a/src/httprpc.h
+++ b/src/httprpc.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2015-2019 The Bitcoin Core developers
+// Copyright (c) 2015-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/index/blockfilterindex.cpp b/src/index/blockfilterindex.cpp
index 1c89eb77d5..898095f801 100644
--- a/src/index/blockfilterindex.cpp
+++ b/src/index/blockfilterindex.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2018 The Bitcoin Core developers
+// Copyright (c) 2018-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/index/blockfilterindex.h b/src/index/blockfilterindex.h
index 8f85f3a6c5..96c4936f8d 100644
--- a/src/index/blockfilterindex.h
+++ b/src/index/blockfilterindex.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2018 The Bitcoin Core developers
+// Copyright (c) 2018-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/index/disktxpos.h b/src/index/disktxpos.h
index 69696b0ec5..3166053226 100644
--- a/src/index/disktxpos.h
+++ b/src/index/disktxpos.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/index/txindex.cpp b/src/index/txindex.cpp
index 2b6af54afd..7b405436f8 100644
--- a/src/index/txindex.cpp
+++ b/src/index/txindex.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2017-2019 The Bitcoin Core developers
+// Copyright (c) 2017-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/interfaces/node.h b/src/interfaces/node.h
index cc48d8f828..b7ed607644 100644
--- a/src/interfaces/node.h
+++ b/src/interfaces/node.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2019 The Bitcoin Core developers
+// Copyright (c) 2018-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/key.cpp b/src/key.cpp
index 372dc8cada..c745c4a9bd 100644
--- a/src/key.cpp
+++ b/src/key.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Copyright (c) 2017 The Zcash developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/merkleblock.cpp b/src/merkleblock.cpp
index 9f3cf15c4a..7051d88cb0 100644
--- a/src/merkleblock.cpp
+++ b/src/merkleblock.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/merkleblock.h b/src/merkleblock.h
index 275e0373cd..0e4ed72130 100644
--- a/src/merkleblock.h
+++ b/src/merkleblock.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2015 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/net_permissions.cpp b/src/net_permissions.cpp
index 0e9bcf725d..ca9ff82fed 100644
--- a/src/net_permissions.cpp
+++ b/src/net_permissions.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/netmessagemaker.h b/src/netmessagemaker.h
index a65cdd76ae..d2de8bee6b 100644
--- a/src/netmessagemaker.h
+++ b/src/netmessagemaker.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2016 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/node/coinstats.h b/src/node/coinstats.h
index 10e8cf1c8e..e86ac70e17 100644
--- a/src/node/coinstats.h
+++ b/src/node/coinstats.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/node/transaction.cpp b/src/node/transaction.cpp
index 4461b405c2..1196233457 100644
--- a/src/node/transaction.cpp
+++ b/src/node/transaction.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/noui.cpp b/src/noui.cpp
index 3e715a54a0..57bbe39c90 100644
--- a/src/noui.cpp
+++ b/src/noui.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Copyright (c) 2014-2022 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/noui.h b/src/noui.h
index 8ec5708328..cf273ffb33 100644
--- a/src/noui.h
+++ b/src/noui.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2013-2019 The Bitcoin Core developers
+// Copyright (c) 2013-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/outputtype.h b/src/outputtype.h
index e8765cc163..f95544087a 100644
--- a/src/outputtype.h
+++ b/src/outputtype.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/policy/feerate.cpp b/src/policy/feerate.cpp
index b81d4732ad..93bcb2fd54 100644
--- a/src/policy/feerate.cpp
+++ b/src/policy/feerate.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2015 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/policy/feerate.h b/src/policy/feerate.h
index d7c276734d..26a06e8603 100644
--- a/src/policy/feerate.h
+++ b/src/policy/feerate.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/policy/fees.cpp b/src/policy/fees.cpp
index d961f38927..3a57c4311a 100644
--- a/src/policy/fees.cpp
+++ b/src/policy/fees.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/policy/policy.cpp b/src/policy/policy.cpp
index 82a9fe366e..85e4ce3164 100644
--- a/src/policy/policy.cpp
+++ b/src/policy/policy.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/policy/policy.h b/src/policy/policy.h
index f8966641e0..abf5e39582 100644
--- a/src/policy/policy.h
+++ b/src/policy/policy.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/primitives/block.h b/src/primitives/block.h
index 1fcb2ee853..f33e44ad39 100644
--- a/src/primitives/block.h
+++ b/src/primitives/block.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2015 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/primitives/transaction.h b/src/primitives/transaction.h
index 1f049e7b61..dc87c07152 100644
--- a/src/primitives/transaction.h
+++ b/src/primitives/transaction.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/protocol.cpp b/src/protocol.cpp
index b5ddcb3dfb..b80f439d37 100644
--- a/src/protocol.cpp
+++ b/src/protocol.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/protocol.h b/src/protocol.h
index a92e4a352a..f68d3f7bce 100644
--- a/src/protocol.h
+++ b/src/protocol.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/pubkey.cpp b/src/pubkey.cpp
index c8c7e825dc..120c5c78ad 100644
--- a/src/pubkey.cpp
+++ b/src/pubkey.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Copyright (c) 2017 The Zcash developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/pubkey.h b/src/pubkey.h
index bb8eca4147..5899bc6674 100644
--- a/src/pubkey.h
+++ b/src/pubkey.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Copyright (c) 2017 The Zcash developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/qt/addressbookpage.cpp b/src/qt/addressbookpage.cpp
index 743264053d..6df4f7ebbf 100644
--- a/src/qt/addressbookpage.cpp
+++ b/src/qt/addressbookpage.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Copyright (c) 2014-2022 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/qt/addressbookpage.h b/src/qt/addressbookpage.h
index 1080e9a7f6..b1d1a495f6 100644
--- a/src/qt/addressbookpage.h
+++ b/src/qt/addressbookpage.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2015 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/addresstablemodel.h b/src/qt/addresstablemodel.h
index bd50628860..050e46664c 100644
--- a/src/qt/addresstablemodel.h
+++ b/src/qt/addresstablemodel.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2015 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/askpassphrasedialog.cpp b/src/qt/askpassphrasedialog.cpp
index c942602316..3594f4c779 100644
--- a/src/qt/askpassphrasedialog.cpp
+++ b/src/qt/askpassphrasedialog.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Copyright (c) 2014-2023 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/qt/askpassphrasedialog.h b/src/qt/askpassphrasedialog.h
index 3c4ace26d9..3157e24ef0 100644
--- a/src/qt/askpassphrasedialog.h
+++ b/src/qt/askpassphrasedialog.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/bitcoinaddressvalidator.h b/src/qt/bitcoinaddressvalidator.h
index 543a766714..9ad573d711 100644
--- a/src/qt/bitcoinaddressvalidator.h
+++ b/src/qt/bitcoinaddressvalidator.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2014 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/bitcoinamountfield.cpp b/src/qt/bitcoinamountfield.cpp
index c04305881d..43d62d3d65 100644
--- a/src/qt/bitcoinamountfield.cpp
+++ b/src/qt/bitcoinamountfield.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/bitcoinamountfield.h b/src/qt/bitcoinamountfield.h
index 5d6330ba37..6968389be7 100644
--- a/src/qt/bitcoinamountfield.h
+++ b/src/qt/bitcoinamountfield.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2015 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/bitcoinunits.cpp b/src/qt/bitcoinunits.cpp
index 126fac8e82..be39f756f0 100644
--- a/src/qt/bitcoinunits.cpp
+++ b/src/qt/bitcoinunits.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Copyright (c) 2014-2022 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/qt/clientmodel.h b/src/qt/clientmodel.h
index 7257a958de..f328ed7519 100644
--- a/src/qt/clientmodel.h
+++ b/src/qt/clientmodel.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Copyright (c) 2014-2023 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/qt/coincontroldialog.cpp b/src/qt/coincontroldialog.cpp
index a57adde7b9..73cdc66786 100644
--- a/src/qt/coincontroldialog.cpp
+++ b/src/qt/coincontroldialog.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/qt/coincontroldialog.h b/src/qt/coincontroldialog.h
index 4e9af90d37..3336f2c396 100644
--- a/src/qt/coincontroldialog.h
+++ b/src/qt/coincontroldialog.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2015 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/createwalletdialog.cpp b/src/qt/createwalletdialog.cpp
index 450d50dc12..711437ccb3 100644
--- a/src/qt/createwalletdialog.cpp
+++ b/src/qt/createwalletdialog.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/editaddressdialog.cpp b/src/qt/editaddressdialog.cpp
index eb2c1924fa..9daad974d8 100644
--- a/src/qt/editaddressdialog.cpp
+++ b/src/qt/editaddressdialog.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2014 The Bitcoin Core developers
+// Copyright (c) 2011-2019 The Bitcoin Core developers
 // Copyright (c) 2014-2023 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/qt/editaddressdialog.h b/src/qt/editaddressdialog.h
index 75b8844b11..f7ad80bb2d 100644
--- a/src/qt/editaddressdialog.h
+++ b/src/qt/editaddressdialog.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2015 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/modaloverlay.h b/src/qt/modaloverlay.h
index e189845652..8b2403c8b1 100644
--- a/src/qt/modaloverlay.h
+++ b/src/qt/modaloverlay.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2016-2019 The Bitcoin Core developers
+// Copyright (c) 2016-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/notificator.cpp b/src/qt/notificator.cpp
index 9e8f9e088a..51151b0be8 100644
--- a/src/qt/notificator.cpp
+++ b/src/qt/notificator.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2014 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/openuridialog.h b/src/qt/openuridialog.h
index 667af2ec75..efe4b86f37 100644
--- a/src/qt/openuridialog.h
+++ b/src/qt/openuridialog.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/optionsdialog.cpp b/src/qt/optionsdialog.cpp
index d0005b39f9..d28d9b5487 100644
--- a/src/qt/optionsdialog.cpp
+++ b/src/qt/optionsdialog.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/optionsdialog.h b/src/qt/optionsdialog.h
index 27d9b0315f..f82270ccb8 100644
--- a/src/qt/optionsdialog.h
+++ b/src/qt/optionsdialog.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2015 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/overviewpage.cpp b/src/qt/overviewpage.cpp
index 50d0b3e8b2..f5909083a2 100644
--- a/src/qt/overviewpage.cpp
+++ b/src/qt/overviewpage.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/qt/overviewpage.h b/src/qt/overviewpage.h
index af7e9006a5..41af14cb8c 100644
--- a/src/qt/overviewpage.h
+++ b/src/qt/overviewpage.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2015 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/paymentserver.cpp b/src/qt/paymentserver.cpp
index d8c08e317b..b8e0a14a38 100644
--- a/src/qt/paymentserver.cpp
+++ b/src/qt/paymentserver.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/qt/paymentserver.h b/src/qt/paymentserver.h
index a1b203cbd8..545007ae7b 100644
--- a/src/qt/paymentserver.h
+++ b/src/qt/paymentserver.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/qrimagewidget.cpp b/src/qt/qrimagewidget.cpp
index 44dc867ec8..323872218b 100644
--- a/src/qt/qrimagewidget.cpp
+++ b/src/qt/qrimagewidget.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/qrimagewidget.h b/src/qt/qrimagewidget.h
index baf331d6b6..776a920cc1 100644
--- a/src/qt/qrimagewidget.h
+++ b/src/qt/qrimagewidget.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/qvalidatedlineedit.h b/src/qt/qvalidatedlineedit.h
index 78462cf825..b32305f5e1 100644
--- a/src/qt/qvalidatedlineedit.h
+++ b/src/qt/qvalidatedlineedit.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2015 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/receivecoinsdialog.cpp b/src/qt/receivecoinsdialog.cpp
index e2a8d8027a..3a1e47ec2b 100644
--- a/src/qt/receivecoinsdialog.cpp
+++ b/src/qt/receivecoinsdialog.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/receivecoinsdialog.h b/src/qt/receivecoinsdialog.h
index 50f219f436..632c65e724 100644
--- a/src/qt/receivecoinsdialog.h
+++ b/src/qt/receivecoinsdialog.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2015 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/receiverequestdialog.cpp b/src/qt/receiverequestdialog.cpp
index 34cdc96cf7..3d6c213a0a 100644
--- a/src/qt/receiverequestdialog.cpp
+++ b/src/qt/receiverequestdialog.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/receiverequestdialog.h b/src/qt/receiverequestdialog.h
index 846478643d..c861680761 100644
--- a/src/qt/receiverequestdialog.h
+++ b/src/qt/receiverequestdialog.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/recentrequeststablemodel.cpp b/src/qt/recentrequeststablemodel.cpp
index b11ccf06df..1adcca3413 100644
--- a/src/qt/recentrequeststablemodel.cpp
+++ b/src/qt/recentrequeststablemodel.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/recentrequeststablemodel.h b/src/qt/recentrequeststablemodel.h
index a5a4232aad..ee2cd405cb 100644
--- a/src/qt/recentrequeststablemodel.h
+++ b/src/qt/recentrequeststablemodel.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/res/animation/makespinner.sh b/src/qt/res/animation/makespinner.sh
index e803916716..6bdf2f16bb 100755
--- a/src/qt/res/animation/makespinner.sh
+++ b/src/qt/res/animation/makespinner.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 #
-# Copyright (c) 2014-2019 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/rpcconsole.h b/src/qt/rpcconsole.h
index 1d7fccc304..a99189f54c 100644
--- a/src/qt/rpcconsole.h
+++ b/src/qt/rpcconsole.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2015 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/sendcoinsdialog.h b/src/qt/sendcoinsdialog.h
index c8766be9e8..9d49e55570 100644
--- a/src/qt/sendcoinsdialog.h
+++ b/src/qt/sendcoinsdialog.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/sendcoinsrecipient.h b/src/qt/sendcoinsrecipient.h
index 1d3a1c4166..bbabaebff4 100644
--- a/src/qt/sendcoinsrecipient.h
+++ b/src/qt/sendcoinsrecipient.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/signverifymessagedialog.h b/src/qt/signverifymessagedialog.h
index aa9f7f0e81..5dce1be35d 100644
--- a/src/qt/signverifymessagedialog.h
+++ b/src/qt/signverifymessagedialog.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2015 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/splashscreen.h b/src/qt/splashscreen.h
index 4dd5ab368a..bcb5f99b36 100644
--- a/src/qt/splashscreen.h
+++ b/src/qt/splashscreen.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2015 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/test/addressbooktests.h b/src/qt/test/addressbooktests.h
index e6d24f202f..ab52206466 100644
--- a/src/qt/test/addressbooktests.h
+++ b/src/qt/test/addressbooktests.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2019 The Bitcoin Core developers
+// Copyright (c) 2018-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/test/rpcnestedtests.cpp b/src/qt/test/rpcnestedtests.cpp
index 1200250d4f..3a0541b167 100644
--- a/src/qt/test/rpcnestedtests.cpp
+++ b/src/qt/test/rpcnestedtests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2016-2019 The Bitcoin Core developers
+// Copyright (c) 2016-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/test/rpcnestedtests.h b/src/qt/test/rpcnestedtests.h
index 320275129d..28dc7140e1 100644
--- a/src/qt/test/rpcnestedtests.h
+++ b/src/qt/test/rpcnestedtests.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2016-2019 The Bitcoin Core developers
+// Copyright (c) 2016-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/test/test_main.cpp b/src/qt/test/test_main.cpp
index aaf5cb8810..ab918383b9 100644
--- a/src/qt/test/test_main.cpp
+++ b/src/qt/test/test_main.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/qt/test/util.cpp b/src/qt/test/util.cpp
index 759832381b..987d921f03 100644
--- a/src/qt/test/util.cpp
+++ b/src/qt/test/util.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2019 The Bitcoin Core developers
+// Copyright (c) 2018-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/test/util.h b/src/qt/test/util.h
index 950314da3b..df5931a032 100644
--- a/src/qt/test/util.h
+++ b/src/qt/test/util.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2019 The Bitcoin Core developers
+// Copyright (c) 2018-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/test/wallettests.h b/src/qt/test/wallettests.h
index dfca3370f7..6044bedb1d 100644
--- a/src/qt/test/wallettests.h
+++ b/src/qt/test/wallettests.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2017-2019 The Bitcoin Core developers
+// Copyright (c) 2017-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/trafficgraphwidget.cpp b/src/qt/trafficgraphwidget.cpp
index 85f1fb1d08..5f19928456 100644
--- a/src/qt/trafficgraphwidget.cpp
+++ b/src/qt/trafficgraphwidget.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/transactiondescdialog.cpp b/src/qt/transactiondescdialog.cpp
index 2c5e1013e7..7dc58f3988 100644
--- a/src/qt/transactiondescdialog.cpp
+++ b/src/qt/transactiondescdialog.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2014 The Bitcoin Core developers
+// Copyright (c) 2011-2019 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/transactionfilterproxy.h b/src/qt/transactionfilterproxy.h
index b3a66c6458..dada370296 100644
--- a/src/qt/transactionfilterproxy.h
+++ b/src/qt/transactionfilterproxy.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2014 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/transactionrecord.cpp b/src/qt/transactionrecord.cpp
index a348bec27a..155c368c92 100644
--- a/src/qt/transactionrecord.cpp
+++ b/src/qt/transactionrecord.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Copyright (c) 2014-2023 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/qt/transactionrecord.h b/src/qt/transactionrecord.h
index eef93b3bfd..113ff35f21 100644
--- a/src/qt/transactionrecord.h
+++ b/src/qt/transactionrecord.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2014 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/transactiontablemodel.cpp b/src/qt/transactiontablemodel.cpp
index 830267c339..fc76722a4c 100644
--- a/src/qt/transactiontablemodel.cpp
+++ b/src/qt/transactiontablemodel.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/transactiontablemodel.h b/src/qt/transactiontablemodel.h
index 9a5df9fd09..b1f933e255 100644
--- a/src/qt/transactiontablemodel.h
+++ b/src/qt/transactiontablemodel.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2015 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/transactionview.cpp b/src/qt/transactionview.cpp
index 3732434098..021020f103 100644
--- a/src/qt/transactionview.cpp
+++ b/src/qt/transactionview.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/transactionview.h b/src/qt/transactionview.h
index 067052eb61..f7e0be3c57 100644
--- a/src/qt/transactionview.h
+++ b/src/qt/transactionview.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2019 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/walletframe.h b/src/qt/walletframe.h
index f243e9f785..b52b60bac5 100644
--- a/src/qt/walletframe.h
+++ b/src/qt/walletframe.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2018 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/rest.cpp b/src/rest.cpp
index 0c83b3cef1..dcdf327c60 100644
--- a/src/rest.cpp
+++ b/src/rest.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/rpc/blockchain.h b/src/rpc/blockchain.h
index 8b72a25ebe..8061103e3d 100644
--- a/src/rpc/blockchain.h
+++ b/src/rpc/blockchain.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2017-2019 The Bitcoin Core developers
+// Copyright (c) 2017-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/rpc/request.cpp b/src/rpc/request.cpp
index 47ad238fa2..9270ffa59e 100644
--- a/src/rpc/request.cpp
+++ b/src/rpc/request.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Copyright (c) 2014-2023 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/rpc/request.h b/src/rpc/request.h
index 71fe43a047..4ab5253a78 100644
--- a/src/rpc/request.h
+++ b/src/rpc/request.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/rpc/server.h b/src/rpc/server.h
index d4a7ba60eb..c9833b1bc0 100644
--- a/src/rpc/server.h
+++ b/src/rpc/server.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/script/interpreter.h b/src/script/interpreter.h
index 573164e8f4..8e4e9bc8f6 100644
--- a/src/script/interpreter.h
+++ b/src/script/interpreter.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/script/keyorigin.h b/src/script/keyorigin.h
index cfb209d9a1..1ee48055f6 100644
--- a/src/script/keyorigin.h
+++ b/src/script/keyorigin.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/script/script.cpp b/src/script/script.cpp
index 900e4e7ee5..1e1faccbcc 100644
--- a/src/script/script.cpp
+++ b/src/script/script.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/script/script_error.h b/src/script/script_error.h
index 32afe4cd1b..30e10fcb32 100644
--- a/src/script/script_error.h
+++ b/src/script/script_error.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2014 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/script/sigcache.cpp b/src/script/sigcache.cpp
index b7831d61d0..ee40da3e6e 100644
--- a/src/script/sigcache.cpp
+++ b/src/script/sigcache.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/script/sigcache.h b/src/script/sigcache.h
index 062de0e556..3a3b05eea6 100644
--- a/src/script/sigcache.h
+++ b/src/script/sigcache.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2015 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/script/signingprovider.cpp b/src/script/signingprovider.cpp
index 7ce92a5463..1c2216c1fe 100644
--- a/src/script/signingprovider.cpp
+++ b/src/script/signingprovider.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/script/standard.cpp b/src/script/standard.cpp
index 909632bf50..93eb6a5d9d 100644
--- a/src/script/standard.cpp
+++ b/src/script/standard.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/shutdown.cpp b/src/shutdown.cpp
index 33c02106fa..12a81714cb 100644
--- a/src/shutdown.cpp
+++ b/src/shutdown.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2018 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/shutdown.h b/src/shutdown.h
index 3970484657..31a0b441a4 100644
--- a/src/shutdown.h
+++ b/src/shutdown.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2018 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/streams.h b/src/streams.h
index eda75652ba..ced2b1f76f 100644
--- a/src/streams.h
+++ b/src/streams.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/support/lockedpool.h b/src/support/lockedpool.h
index b9e2e99d1a..03e4e371a3 100644
--- a/src/support/lockedpool.h
+++ b/src/support/lockedpool.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2016-2019 The Bitcoin Core developers
+// Copyright (c) 2016-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/amount_tests.cpp b/src/test/amount_tests.cpp
index b9c7917aca..cf2c65e681 100644
--- a/src/test/amount_tests.cpp
+++ b/src/test/amount_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2016 The Bitcoin Core developers
+// Copyright (c) 2016-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/base58_tests.cpp b/src/test/base58_tests.cpp
index 00c2b4b69d..7c6f338e16 100644
--- a/src/test/base58_tests.cpp
+++ b/src/test/base58_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2015 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/blockencodings_tests.cpp b/src/test/blockencodings_tests.cpp
index 8af3bcda01..e9dd3bfc3f 100644
--- a/src/test/blockencodings_tests.cpp
+++ b/src/test/blockencodings_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2015 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/blockfilter_tests.cpp b/src/test/blockfilter_tests.cpp
index 5e418ba9e2..f9c4f01090 100644
--- a/src/test/blockfilter_tests.cpp
+++ b/src/test/blockfilter_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2018 The Bitcoin Core developers
+// Copyright (c) 2018-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/coins_tests.cpp b/src/test/coins_tests.cpp
index a8c8eff79d..0a3f939128 100644
--- a/src/test/coins_tests.cpp
+++ b/src/test/coins_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2015 The Bitcoin Core developers
+// Copyright (c) 2014-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/flatfile_tests.cpp b/src/test/flatfile_tests.cpp
index be7484cd0b..0c5c19113d 100644
--- a/src/test/flatfile_tests.cpp
+++ b/src/test/flatfile_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/fuzz/bech32.cpp b/src/test/fuzz/bech32.cpp
index b1a485e12e..95cd4b413f 100644
--- a/src/test/fuzz/bech32.cpp
+++ b/src/test/fuzz/bech32.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/fuzz/decode_tx.cpp b/src/test/fuzz/decode_tx.cpp
index a9067bdd16..6eaff5e72e 100644
--- a/src/test/fuzz/decode_tx.cpp
+++ b/src/test/fuzz/decode_tx.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/fuzz/fuzz.h b/src/test/fuzz/fuzz.h
index 2963b4162f..88f12ef9b1 100644
--- a/src/test/fuzz/fuzz.h
+++ b/src/test/fuzz/fuzz.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/fuzz/parse_hd_keypath.cpp b/src/test/fuzz/parse_hd_keypath.cpp
index 7d0d5643bf..411b70230a 100644
--- a/src/test/fuzz/parse_hd_keypath.cpp
+++ b/src/test/fuzz/parse_hd_keypath.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/fuzz/parse_iso8601.cpp b/src/test/fuzz/parse_iso8601.cpp
index a835602c7c..a56f2aa48d 100644
--- a/src/test/fuzz/parse_iso8601.cpp
+++ b/src/test/fuzz/parse_iso8601.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/fuzz/parse_numbers.cpp b/src/test/fuzz/parse_numbers.cpp
index 15151dc5e0..6a302e1e06 100644
--- a/src/test/fuzz/parse_numbers.cpp
+++ b/src/test/fuzz/parse_numbers.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/fuzz/parse_script.cpp b/src/test/fuzz/parse_script.cpp
index 1382afbc2c..060ad3db12 100644
--- a/src/test/fuzz/parse_script.cpp
+++ b/src/test/fuzz/parse_script.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/fuzz/spanparsing.cpp b/src/test/fuzz/spanparsing.cpp
index 293a7e7e90..b8996632bc 100644
--- a/src/test/fuzz/spanparsing.cpp
+++ b/src/test/fuzz/spanparsing.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/fuzz/tx_in.cpp b/src/test/fuzz/tx_in.cpp
index e35e7bd867..d04e36eb82 100644
--- a/src/test/fuzz/tx_in.cpp
+++ b/src/test/fuzz/tx_in.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/fuzz/tx_out.cpp b/src/test/fuzz/tx_out.cpp
index c80a5e06e9..44d07284eb 100644
--- a/src/test/fuzz/tx_out.cpp
+++ b/src/test/fuzz/tx_out.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/merkle_tests.cpp b/src/test/merkle_tests.cpp
index 69fff2835d..7b08b1da5d 100644
--- a/src/test/merkle_tests.cpp
+++ b/src/test/merkle_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2015 The Bitcoin Core developers
+// Copyright (c) 2015-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/miner_tests.cpp b/src/test/miner_tests.cpp
index 2a5b82fb09..79cf202202 100644
--- a/src/test/miner_tests.cpp
+++ b/src/test/miner_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2015 The Bitcoin Core developers
+// Copyright (c) 2011-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/pow_tests.cpp b/src/test/pow_tests.cpp
index 27c09e527d..b85ab75ddd 100644
--- a/src/test/pow_tests.cpp
+++ b/src/test/pow_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2015 The Bitcoin Core developers
+// Copyright (c) 2015-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/raii_event_tests.cpp b/src/test/raii_event_tests.cpp
index 0a267b3706..c489ac04e9 100644
--- a/src/test/raii_event_tests.cpp
+++ b/src/test/raii_event_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2016 The Bitcoin Core developers
+// Copyright (c) 2016-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/sanity_tests.cpp b/src/test/sanity_tests.cpp
index 88bc5630c0..bd4b3745fa 100644
--- a/src/test/sanity_tests.cpp
+++ b/src/test/sanity_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2012-2015 The Bitcoin Core developers
+// Copyright (c) 2012-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/script_standard_tests.cpp b/src/test/script_standard_tests.cpp
index 2ab7f72c5c..f3308eaab2 100644
--- a/src/test/script_standard_tests.cpp
+++ b/src/test/script_standard_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2017 The Bitcoin Core developers
+// Copyright (c) 2017-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/streams_tests.cpp b/src/test/streams_tests.cpp
index 4aaf2bd5fd..1c604f52f6 100644
--- a/src/test/streams_tests.cpp
+++ b/src/test/streams_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2012-2015 The Bitcoin Core developers
+// Copyright (c) 2012-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/system_tests.cpp b/src/test/system_tests.cpp
index a9a61124fe..6be41070c5 100644
--- a/src/test/system_tests.cpp
+++ b/src/test/system_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 //
diff --git a/src/test/util/logging.cpp b/src/test/util/logging.cpp
index e5d1968374..66f4efc139 100644
--- a/src/test/util/logging.cpp
+++ b/src/test/util/logging.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/util/logging.h b/src/test/util/logging.h
index a49f9a7292..ebe0ecf623 100644
--- a/src/test/util/logging.h
+++ b/src/test/util/logging.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/util/mining.cpp b/src/test/util/mining.cpp
index 9225e424d1..6b99f51138 100644
--- a/src/test/util/mining.cpp
+++ b/src/test/util/mining.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/validation_tests.cpp b/src/test/validation_tests.cpp
index d6c6547edc..a663f4e334 100644
--- a/src/test/validation_tests.cpp
+++ b/src/test/validation_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2019 The Bitcoin Core developers
+// Copyright (c) 2014-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/threadsafety.h b/src/threadsafety.h
index 52bf83b676..28b6177927 100644
--- a/src/threadsafety.h
+++ b/src/threadsafety.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/torcontrol.cpp b/src/torcontrol.cpp
index 2af80b2b67..0f98a2f2ed 100644
--- a/src/torcontrol.cpp
+++ b/src/torcontrol.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2015-2019 The Bitcoin Core developers
+// Copyright (c) 2015-2020 The Bitcoin Core developers
 // Copyright (c) 2017 The Zcash developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/torcontrol.h b/src/torcontrol.h
index ba8e419266..7258f27cb6 100644
--- a/src/torcontrol.h
+++ b/src/torcontrol.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2015-2019 The Bitcoin Core developers
+// Copyright (c) 2015-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/uint256.cpp b/src/uint256.cpp
index ac20981829..8ea0fc7254 100644
--- a/src/uint256.cpp
+++ b/src/uint256.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/uint256.h b/src/uint256.h
index 761893768e..ceb9e088b7 100644
--- a/src/uint256.h
+++ b/src/uint256.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Copyright (c) 2014-2023 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/util/asmap.h b/src/util/asmap.h
index b31e639bb5..d0588bc8c3 100644
--- a/src/util/asmap.h
+++ b/src/util/asmap.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/util/check.h b/src/util/check.h
index 05362cd626..5c59fa48c5 100644
--- a/src/util/check.h
+++ b/src/util/check.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/util/error.cpp b/src/util/error.cpp
index 6c94b80683..76fac4d391 100644
--- a/src/util/error.cpp
+++ b/src/util/error.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2010-2019 The Bitcoin Core developers
+// Copyright (c) 2010-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/util/error.h b/src/util/error.h
index b9830c9eea..6633498d2b 100644
--- a/src/util/error.h
+++ b/src/util/error.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2010-2019 The Bitcoin Core developers
+// Copyright (c) 2010-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/util/fees.cpp b/src/util/fees.cpp
index b76178c3e9..48df56be42 100644
--- a/src/util/fees.cpp
+++ b/src/util/fees.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/util/fees.h b/src/util/fees.h
index d52046a44c..1ae8b8e322 100644
--- a/src/util/fees.h
+++ b/src/util/fees.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_UTIL_FEES_H
diff --git a/src/util/golombrice.h b/src/util/golombrice.h
index 7a09ec2315..4ff4f6d7e5 100644
--- a/src/util/golombrice.h
+++ b/src/util/golombrice.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2019 The Bitcoin Core developers
+// Copyright (c) 2018-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/util/translation.h b/src/util/translation.h
index 9bbb5d61c9..3b27704f52 100644
--- a/src/util/translation.h
+++ b/src/util/translation.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/version.h b/src/version.h
index 0fbcd1ffae..87ec648fc6 100644
--- a/src/version.h
+++ b/src/version.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2012-2014 The Bitcoin Core developers
+// Copyright (c) 2012-2020 The Bitcoin Core developers
 // Copyright (c) 2014-2023 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/wallet/coinselection.cpp b/src/wallet/coinselection.cpp
index 72e7636f27..d58e2e2e25 100644
--- a/src/wallet/coinselection.cpp
+++ b/src/wallet/coinselection.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2017-2019 The Bitcoin Core developers
+// Copyright (c) 2017-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/wallet/coinselection.h b/src/wallet/coinselection.h
index 3d452daa37..9435b74cb2 100644
--- a/src/wallet/coinselection.h
+++ b/src/wallet/coinselection.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2017 The Bitcoin Core developers
+// Copyright (c) 2017-2019 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/wallet/crypter.h b/src/wallet/crypter.h
index 475b1818ca..6df94e021a 100644
--- a/src/wallet/crypter.h
+++ b/src/wallet/crypter.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/wallet/fees.cpp b/src/wallet/fees.cpp
index 1ad9911152..d1b644f301 100644
--- a/src/wallet/fees.cpp
+++ b/src/wallet/fees.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2017 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/wallet/load.h b/src/wallet/load.h
index 3f952a26e3..cb7eb77b1b 100644
--- a/src/wallet/load.h
+++ b/src/wallet/load.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2018 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/wallet/test/db_tests.cpp b/src/wallet/test/db_tests.cpp
index 320eddb3a8..963b0fd1e0 100644
--- a/src/wallet/test/db_tests.cpp
+++ b/src/wallet/test/db_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2018 The Bitcoin Core developers
+// Copyright (c) 2018-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/wallet/test/init_test_fixture.cpp b/src/wallet/test/init_test_fixture.cpp
index a361ee0771..c8bd164b12 100644
--- a/src/wallet/test/init_test_fixture.cpp
+++ b/src/wallet/test/init_test_fixture.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2019 The Bitcoin Core developers
+// Copyright (c) 2018-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/wallet/test/init_test_fixture.h b/src/wallet/test/init_test_fixture.h
index cb1349bac2..deb504efd7 100644
--- a/src/wallet/test/init_test_fixture.h
+++ b/src/wallet/test/init_test_fixture.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2018 The Bitcoin Core developers
+// Copyright (c) 2018-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/wallet/test/init_tests.cpp b/src/wallet/test/init_tests.cpp
index 0fba357252..2676e575b7 100644
--- a/src/wallet/test/init_tests.cpp
+++ b/src/wallet/test/init_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2018 The Bitcoin Core developers
+// Copyright (c) 2018-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/wallet/test/ismine_tests.cpp b/src/wallet/test/ismine_tests.cpp
index 56f6153233..2f5514bc20 100644
--- a/src/wallet/test/ismine_tests.cpp
+++ b/src/wallet/test/ismine_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2017-2019 The Bitcoin Core developers
+// Copyright (c) 2017-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/wallet/test/wallet_crypto_tests.cpp b/src/wallet/test/wallet_crypto_tests.cpp
index 4291794bb8..4d129f5284 100644
--- a/src/wallet/test/wallet_crypto_tests.cpp
+++ b/src/wallet/test/wallet_crypto_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014 The Bitcoin Core developers
+// Copyright (c) 2014-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/wallet/test/walletdb_tests.cpp b/src/wallet/test/walletdb_tests.cpp
index a3859e2e4b..558121ae42 100644
--- a/src/wallet/test/walletdb_tests.cpp
+++ b/src/wallet/test/walletdb_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2012-2019 The Bitcoin Core developers
+// Copyright (c) 2012-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/wallet/wallettool.h b/src/wallet/wallettool.h
index d0b8d6812a..6de6e289c9 100644
--- a/src/wallet/wallettool.h
+++ b/src/wallet/wallettool.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2016-2019 The Bitcoin Core developers
+// Copyright (c) 2016-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/wallet/walletutil.cpp b/src/wallet/walletutil.cpp
index 5eafc09960..2e98940e3b 100644
--- a/src/wallet/walletutil.cpp
+++ b/src/wallet/walletutil.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2017 The Bitcoin Core developers
+// Copyright (c) 2017-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/wallet/walletutil.h b/src/wallet/walletutil.h
index a3e7f64a67..93547ce0d9 100644
--- a/src/wallet/walletutil.h
+++ b/src/wallet/walletutil.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2017-2019 The Bitcoin Core developers
+// Copyright (c) 2017-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/walletinitinterface.h b/src/walletinitinterface.h
index 6c066f3efd..cb70b76bc6 100644
--- a/src/walletinitinterface.h
+++ b/src/walletinitinterface.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2017-2019 The Bitcoin Core developers
+// Copyright (c) 2017-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/warnings.cpp b/src/warnings.cpp
index 71c8ad5fb4..a4ba98333c 100644
--- a/src/warnings.cpp
+++ b/src/warnings.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/warnings.h b/src/warnings.h
index e87b64a86d..c38edb4570 100644
--- a/src/warnings.h
+++ b/src/warnings.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2019 The Bitcoin Core developers
+// Copyright (c) 2009-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/zmq/zmqabstractnotifier.cpp b/src/zmq/zmqabstractnotifier.cpp
index 7038730f35..75d394326d 100644
--- a/src/zmq/zmqabstractnotifier.cpp
+++ b/src/zmq/zmqabstractnotifier.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2015-2019 The Bitcoin Core developers
+// Copyright (c) 2015-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/zmq/zmqabstractnotifier.h b/src/zmq/zmqabstractnotifier.h
index 49c73d15e4..b2e0b10bf7 100644
--- a/src/zmq/zmqabstractnotifier.h
+++ b/src/zmq/zmqabstractnotifier.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2015 The Bitcoin Core developers
+// Copyright (c) 2015-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/zmq/zmqnotificationinterface.cpp b/src/zmq/zmqnotificationinterface.cpp
index c7419bf717..a0d004820c 100644
--- a/src/zmq/zmqnotificationinterface.cpp
+++ b/src/zmq/zmqnotificationinterface.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2015-2019 The Bitcoin Core developers
+// Copyright (c) 2015-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/zmq/zmqnotificationinterface.h b/src/zmq/zmqnotificationinterface.h
index c33a848ede..230dd6c8ff 100644
--- a/src/zmq/zmqnotificationinterface.h
+++ b/src/zmq/zmqnotificationinterface.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2015-2019 The Bitcoin Core developers
+// Copyright (c) 2015-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/zmq/zmqpublishnotifier.h b/src/zmq/zmqpublishnotifier.h
index 3d54731e9d..d674ef3891 100644
--- a/src/zmq/zmqpublishnotifier.h
+++ b/src/zmq/zmqpublishnotifier.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2015 The Bitcoin Core developers
+// Copyright (c) 2015-2020 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/test/functional/example_test.py b/test/functional/example_test.py
index b4dd4064a7..1beaac3ba7 100755
--- a/test/functional/example_test.py
+++ b/test/functional/example_test.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2017 The Bitcoin Core developers
+# Copyright (c) 2017-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """An example functional test
diff --git a/test/functional/feature_bip68_sequence.py b/test/functional/feature_bip68_sequence.py
index b6d28afee4..c1385e5cc9 100755
--- a/test/functional/feature_bip68_sequence.py
+++ b/test/functional/feature_bip68_sequence.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2016 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test BIP68 implementation."""
diff --git a/test/functional/feature_dbcrash.py b/test/functional/feature_dbcrash.py
index e41e16527f..b91aa2eebf 100755
--- a/test/functional/feature_dbcrash.py
+++ b/test/functional/feature_dbcrash.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2017-2019 The Bitcoin Core developers
+# Copyright (c) 2017-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test recovery from a crash during chainstate writing.
diff --git a/test/functional/feature_help.py b/test/functional/feature_help.py
index 0c7d7b4e80..b8cef0e3d3 100755
--- a/test/functional/feature_help.py
+++ b/test/functional/feature_help.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2018-2019 The Bitcoin Core developers
+# Copyright (c) 2018-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Verify that starting dashd with -h works as expected."""
diff --git a/test/functional/feature_minchainwork.py b/test/functional/feature_minchainwork.py
index 21a797b2cc..b7932d61a3 100755
--- a/test/functional/feature_minchainwork.py
+++ b/test/functional/feature_minchainwork.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2017 The Bitcoin Core developers
+# Copyright (c) 2017-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test logic for setting nMinimumChainWork on command line.
diff --git a/test/functional/feature_notifications.py b/test/functional/feature_notifications.py
index 6af255acbe..c8ef7d70a2 100755
--- a/test/functional/feature_notifications.py
+++ b/test/functional/feature_notifications.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2016 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Copyright (c) 2023-2024 The Dash Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/test/functional/feature_proxy.py b/test/functional/feature_proxy.py
index a32b032d57..76bdc8534f 100755
--- a/test/functional/feature_proxy.py
+++ b/test/functional/feature_proxy.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2015-2016 The Bitcoin Core developers
+# Copyright (c) 2015-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test dashd with different proxy configuration.
diff --git a/test/functional/feature_reindex.py b/test/functional/feature_reindex.py
index 4b211e2b9b..0131b851e9 100755
--- a/test/functional/feature_reindex.py
+++ b/test/functional/feature_reindex.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2016 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test running dashd with -reindex and -reindex-chainstate options.
diff --git a/test/functional/feature_shutdown.py b/test/functional/feature_shutdown.py
index 1ec297251d..6dabd6ee59 100755
--- a/test/functional/feature_shutdown.py
+++ b/test/functional/feature_shutdown.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2018-2019 The Bitcoin Core developers
+# Copyright (c) 2018-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test dashd shutdown."""
diff --git a/test/functional/feature_versionbits_warning.py b/test/functional/feature_versionbits_warning.py
index 8d60ba222b..0f2417db48 100755
--- a/test/functional/feature_versionbits_warning.py
+++ b/test/functional/feature_versionbits_warning.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2016 The Bitcoin Core developers
+# Copyright (c) 2016-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test version bits warning system.
diff --git a/test/functional/interface_zmq.py b/test/functional/interface_zmq.py
index 22ab5f8941..3546dee90b 100755
--- a/test/functional/interface_zmq.py
+++ b/test/functional/interface_zmq.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2015-2016 The Bitcoin Core developers
+# Copyright (c) 2015-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test the ZMQ notification interface."""
diff --git a/test/functional/mempool_package_onemore.py b/test/functional/mempool_package_onemore.py
index 50894fc452..999f8c5d52 100755
--- a/test/functional/mempool_package_onemore.py
+++ b/test/functional/mempool_package_onemore.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2019 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test descendant package tracking carve-out allowing one final transaction in
diff --git a/test/functional/mempool_packages.py b/test/functional/mempool_packages.py
index 3f9ba44ffa..5b3fc4bea9 100755
--- a/test/functional/mempool_packages.py
+++ b/test/functional/mempool_packages.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2016 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test descendant package tracking code."""
diff --git a/test/functional/mempool_resurrect.py b/test/functional/mempool_resurrect.py
index b5ed628b62..4aa58270b6 100755
--- a/test/functional/mempool_resurrect.py
+++ b/test/functional/mempool_resurrect.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2016 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test resurrection of mined transactions when the blockchain is re-organized."""
diff --git a/test/functional/mempool_spend_coinbase.py b/test/functional/mempool_spend_coinbase.py
index e5eb310bf5..a249a73315 100755
--- a/test/functional/mempool_spend_coinbase.py
+++ b/test/functional/mempool_spend_coinbase.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2016 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test spending coinbase transactions.
diff --git a/test/functional/mining_getblocktemplate_longpoll.py b/test/functional/mining_getblocktemplate_longpoll.py
index 16f1032d78..d8151f472f 100755
--- a/test/functional/mining_getblocktemplate_longpoll.py
+++ b/test/functional/mining_getblocktemplate_longpoll.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2016 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test longpolling with getblocktemplate."""
diff --git a/test/functional/p2p_blockfilters.py b/test/functional/p2p_blockfilters.py
index 2f63e34b75..63fc2a98d4 100755
--- a/test/functional/p2p_blockfilters.py
+++ b/test/functional/p2p_blockfilters.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2019 The Bitcoin Core developers
+# Copyright (c) 2019-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Tests NODE_COMPACT_FILTERS (BIP 157/158).
diff --git a/test/functional/p2p_blocksonly.py b/test/functional/p2p_blocksonly.py
index f40d406fa2..87197b659b 100755
--- a/test/functional/p2p_blocksonly.py
+++ b/test/functional/p2p_blocksonly.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2019 The Bitcoin Core developers
+# Copyright (c) 2019-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test p2p blocksonly mode & block-relay-only connections."""
diff --git a/test/functional/p2p_compactblocks.py b/test/functional/p2p_compactblocks.py
index c5e9f695be..0867b17aaa 100755
--- a/test/functional/p2p_compactblocks.py
+++ b/test/functional/p2p_compactblocks.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2016 The Bitcoin Core developers
+# Copyright (c) 2016-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """CompactBlocksTest -- test compact blocks (BIP 152,  without segwit support, version 1)
diff --git a/test/functional/p2p_disconnect_ban.py b/test/functional/p2p_disconnect_ban.py
index 7f2dc82e78..7c784cd064 100755
--- a/test/functional/p2p_disconnect_ban.py
+++ b/test/functional/p2p_disconnect_ban.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2019 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test node disconnect and ban behavior"""
diff --git a/test/functional/p2p_eviction.py b/test/functional/p2p_eviction.py
index b3a877c86e..be76e3b635 100755
--- a/test/functional/p2p_eviction.py
+++ b/test/functional/p2p_eviction.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2019 The Bitcoin Core developers
+# Copyright (c) 2019-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/test/functional/p2p_fingerprint.py b/test/functional/p2p_fingerprint.py
index 3c6cb79dc5..a23f741723 100755
--- a/test/functional/p2p_fingerprint.py
+++ b/test/functional/p2p_fingerprint.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2017 The Bitcoin Core developers
+# Copyright (c) 2017-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test various fingerprinting protections.
diff --git a/test/functional/p2p_nobloomfilter_messages.py b/test/functional/p2p_nobloomfilter_messages.py
index c2311cb197..507a71b2a9 100755
--- a/test/functional/p2p_nobloomfilter_messages.py
+++ b/test/functional/p2p_nobloomfilter_messages.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2015-2018 The Bitcoin Core developers
+# Copyright (c) 2015-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test invalid p2p messages for nodes with bloom filters disabled.
diff --git a/test/functional/p2p_node_network_limited.py b/test/functional/p2p_node_network_limited.py
index 02b3429eba..10b88da23f 100755
--- a/test/functional/p2p_node_network_limited.py
+++ b/test/functional/p2p_node_network_limited.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2017 The Bitcoin Core developers
+# Copyright (c) 2017-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Tests NODE_NETWORK_LIMITED.
diff --git a/test/functional/rpc_createmultisig.py b/test/functional/rpc_createmultisig.py
index 9fbf29f78b..fe1a157276 100755
--- a/test/functional/rpc_createmultisig.py
+++ b/test/functional/rpc_createmultisig.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2015-2019 The Bitcoin Core developers
+# Copyright (c) 2015-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test multisig RPCs"""
diff --git a/test/functional/rpc_deprecated.py b/test/functional/rpc_deprecated.py
index e31143524d..2649c299c0 100755
--- a/test/functional/rpc_deprecated.py
+++ b/test/functional/rpc_deprecated.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2017 The Bitcoin Core developers
+# Copyright (c) 2017-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test deprecation of RPC calls."""
diff --git a/test/functional/rpc_getblockfilter.py b/test/functional/rpc_getblockfilter.py
index 5286810818..a99e50f29f 100755
--- a/test/functional/rpc_getblockfilter.py
+++ b/test/functional/rpc_getblockfilter.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2018 The Bitcoin Core developers
+# Copyright (c) 2018-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test the getblockfilter RPC."""
diff --git a/test/functional/rpc_getdescriptorinfo.py b/test/functional/rpc_getdescriptorinfo.py
index 21ba3dd3b6..4e7e6836b0 100755
--- a/test/functional/rpc_getdescriptorinfo.py
+++ b/test/functional/rpc_getdescriptorinfo.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2019 The Bitcoin Core developers
+# Copyright (c) 2019-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test getdescriptorinfo RPC.
diff --git a/test/functional/rpc_help.py b/test/functional/rpc_help.py
index fef5d42ec6..9df7a934ae 100755
--- a/test/functional/rpc_help.py
+++ b/test/functional/rpc_help.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2018-2019 The Bitcoin Core developers
+# Copyright (c) 2018-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test RPC help output."""
diff --git a/test/functional/rpc_invalidateblock.py b/test/functional/rpc_invalidateblock.py
index 9bdf7b8aa0..54dc8ffb22 100755
--- a/test/functional/rpc_invalidateblock.py
+++ b/test/functional/rpc_invalidateblock.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2016 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test the invalidateblock RPC."""
diff --git a/test/functional/rpc_misc.py b/test/functional/rpc_misc.py
index b3c2a10d94..8e94691bfc 100755
--- a/test/functional/rpc_misc.py
+++ b/test/functional/rpc_misc.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2019 The Bitcoin Core developers
+# Copyright (c) 2019-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test RPC misc output."""
diff --git a/test/functional/rpc_net.py b/test/functional/rpc_net.py
index 75d5ca4973..7e6012b721 100755
--- a/test/functional/rpc_net.py
+++ b/test/functional/rpc_net.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2017-2019 The Bitcoin Core developers
+# Copyright (c) 2017-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test RPC calls related to net.
diff --git a/test/functional/rpc_preciousblock.py b/test/functional/rpc_preciousblock.py
index 9d4b5c569f..7d3a5cc9ce 100755
--- a/test/functional/rpc_preciousblock.py
+++ b/test/functional/rpc_preciousblock.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2015 The Bitcoin Core developers
+# Copyright (c) 2015-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test the preciousblock RPC."""
diff --git a/test/functional/rpc_rawtransaction.py b/test/functional/rpc_rawtransaction.py
index 813035119d..d5cea22f78 100755
--- a/test/functional/rpc_rawtransaction.py
+++ b/test/functional/rpc_rawtransaction.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2016 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test the rawtransaction RPCs.
diff --git a/test/functional/rpc_setban.py b/test/functional/rpc_setban.py
index 16e4722379..36873f964b 100755
--- a/test/functional/rpc_setban.py
+++ b/test/functional/rpc_setban.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2015-2019 The Bitcoin Core developers
+# Copyright (c) 2015-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test the setban rpc call."""
diff --git a/test/functional/rpc_txoutproof.py b/test/functional/rpc_txoutproof.py
index caa3ea37b6..3e5831c2c1 100755
--- a/test/functional/rpc_txoutproof.py
+++ b/test/functional/rpc_txoutproof.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2019 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test gettxoutproof and verifytxoutproof RPCs."""
diff --git a/test/functional/rpc_users.py b/test/functional/rpc_users.py
index 9d38c6c794..8889adca14 100755
--- a/test/functional/rpc_users.py
+++ b/test/functional/rpc_users.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2015-2019 The Bitcoin Core developers
+# Copyright (c) 2015-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test multiple RPC users."""
diff --git a/test/functional/test_framework/blocktools.py b/test/functional/test_framework/blocktools.py
index 8c6cf4efb5..19ce8a2ce8 100644
--- a/test/functional/test_framework/blocktools.py
+++ b/test/functional/test_framework/blocktools.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2015-2018 The Bitcoin Core developers
+# Copyright (c) 2015-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Utilities for manipulating blocks and transactions."""
diff --git a/test/functional/test_framework/script_util.py b/test/functional/test_framework/script_util.py
index 40a4486755..67bd5bb1ce 100755
--- a/test/functional/test_framework/script_util.py
+++ b/test/functional/test_framework/script_util.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2019 The Bitcoin Core developers
+# Copyright (c) 2019-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Useful Script constants and utils."""
diff --git a/test/functional/test_framework/test_framework.py b/test/functional/test_framework/test_framework.py
index 9f7aaa1d88..cf54ce6451 100755
--- a/test/functional/test_framework/test_framework.py
+++ b/test/functional/test_framework/test_framework.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2016 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Copyright (c) 2014-2024 The Dash Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/test/functional/wallet_basic.py b/test/functional/wallet_basic.py
index d4992c06e9..8963a40fd0 100755
--- a/test/functional/wallet_basic.py
+++ b/test/functional/wallet_basic.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2019 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test the wallet."""
diff --git a/test/functional/wallet_create_tx.py b/test/functional/wallet_create_tx.py
index 3e8418f952..d422504766 100755
--- a/test/functional/wallet_create_tx.py
+++ b/test/functional/wallet_create_tx.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2018 The Bitcoin Core developers
+# Copyright (c) 2018-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/test/functional/wallet_descriptor.py b/test/functional/wallet_descriptor.py
index c6f607ed1e..d6dde229e2 100755
--- a/test/functional/wallet_descriptor.py
+++ b/test/functional/wallet_descriptor.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2019 The Bitcoin Core developers
+# Copyright (c) 2019-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test descriptor wallet function."""
diff --git a/test/functional/wallet_disable.py b/test/functional/wallet_disable.py
index 4f3275b73f..3ebc5dd0b6 100755
--- a/test/functional/wallet_disable.py
+++ b/test/functional/wallet_disable.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2015-2016 The Bitcoin Core developers
+# Copyright (c) 2015-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test a node with the -disablewallet option.
diff --git a/test/functional/wallet_encryption.py b/test/functional/wallet_encryption.py
index c1f343854d..a3bbe7005e 100755
--- a/test/functional/wallet_encryption.py
+++ b/test/functional/wallet_encryption.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2016-2019 The Bitcoin Core developers
+# Copyright (c) 2016-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test Wallet encryption"""
diff --git a/test/functional/wallet_fallbackfee.py b/test/functional/wallet_fallbackfee.py
index aba436b43c..c481c6492b 100755
--- a/test/functional/wallet_fallbackfee.py
+++ b/test/functional/wallet_fallbackfee.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2017 The Bitcoin Core developers
+# Copyright (c) 2017-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test wallet replace-by-fee capabilities in conjunction with the fallbackfee."""
diff --git a/test/functional/wallet_import_rescan.py b/test/functional/wallet_import_rescan.py
index 5330077dec..8f321c4b20 100755
--- a/test/functional/wallet_import_rescan.py
+++ b/test/functional/wallet_import_rescan.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2016 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test wallet import RPCs.
diff --git a/test/functional/wallet_importdescriptors.py b/test/functional/wallet_importdescriptors.py
index d4c8dc0e69..8f71bade8b 100755
--- a/test/functional/wallet_importdescriptors.py
+++ b/test/functional/wallet_importdescriptors.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2019 The Bitcoin Core developers
+# Copyright (c) 2019-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test the importdescriptors RPC.
diff --git a/test/functional/wallet_importmulti.py b/test/functional/wallet_importmulti.py
index b3ee1b0563..f2bdeee12c 100755
--- a/test/functional/wallet_importmulti.py
+++ b/test/functional/wallet_importmulti.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2018 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test the importmulti RPC.
diff --git a/test/functional/wallet_importprunedfunds.py b/test/functional/wallet_importprunedfunds.py
index 08f52cecba..2cce6f88d2 100755
--- a/test/functional/wallet_importprunedfunds.py
+++ b/test/functional/wallet_importprunedfunds.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2016 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test the importprunedfunds and removeprunedfunds RPCs."""
diff --git a/test/functional/wallet_keypool.py b/test/functional/wallet_keypool.py
index 393b346580..71ab9ff73c 100755
--- a/test/functional/wallet_keypool.py
+++ b/test/functional/wallet_keypool.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2016 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test the wallet keypool and interaction with wallet encryption/locking."""
diff --git a/test/functional/wallet_keypool_topup.py b/test/functional/wallet_keypool_topup.py
index 55fa940152..3eb496da21 100755
--- a/test/functional/wallet_keypool_topup.py
+++ b/test/functional/wallet_keypool_topup.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2017 The Bitcoin Core developers
+# Copyright (c) 2017-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test HD Wallet keypool restore function.
diff --git a/test/functional/wallet_listsinceblock.py b/test/functional/wallet_listsinceblock.py
index d1b21f5810..24c9f9eef5 100755
--- a/test/functional/wallet_listsinceblock.py
+++ b/test/functional/wallet_listsinceblock.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2017 The Bitcoin Core developers
+# Copyright (c) 2017-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test the listsinceblock RPC."""
diff --git a/test/functional/wallet_listtransactions.py b/test/functional/wallet_listtransactions.py
index 6f20635dce..cb28bcb8d5 100755
--- a/test/functional/wallet_listtransactions.py
+++ b/test/functional/wallet_listtransactions.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2016 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test the listtransactions API."""
diff --git a/test/functional/wallet_reorgsrestore.py b/test/functional/wallet_reorgsrestore.py
index a1d6b098ad..9a5866a361 100755
--- a/test/functional/wallet_reorgsrestore.py
+++ b/test/functional/wallet_reorgsrestore.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2019 The Bitcoin Core developers
+# Copyright (c) 2019-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/test/functional/wallet_startup.py b/test/functional/wallet_startup.py
index 7310252158..742a91effe 100755
--- a/test/functional/wallet_startup.py
+++ b/test/functional/wallet_startup.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2017-2019 The Bitcoin Core developers
+# Copyright (c) 2017-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test wallet load on startup.
diff --git a/test/functional/wallet_txn_clone.py b/test/functional/wallet_txn_clone.py
index 3a865c05cf..a29e3b5155 100755
--- a/test/functional/wallet_txn_clone.py
+++ b/test/functional/wallet_txn_clone.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2016 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test the wallet accounts properly when there are cloned transactions with malleated scriptsigs."""
diff --git a/test/functional/wallet_txn_doublespend.py b/test/functional/wallet_txn_doublespend.py
index b14af7257c..1663cd6908 100755
--- a/test/functional/wallet_txn_doublespend.py
+++ b/test/functional/wallet_txn_doublespend.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2014-2016 The Bitcoin Core developers
+# Copyright (c) 2014-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test the wallet accounts properly when there is a double-spend conflict."""
diff --git a/test/lint/check-doc.py b/test/lint/check-doc.py
index 94fa35cd47..feaebc68e9 100644
--- a/test/lint/check-doc.py
+++ b/test/lint/check-doc.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2015 The Bitcoin Core developers
+# Copyright (c) 2015-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/test/lint/commit-script-check.sh b/test/lint/commit-script-check.sh
index 546371ae7e..766606a720 100755
--- a/test/lint/commit-script-check.sh
+++ b/test/lint/commit-script-check.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (c) 2017-2019 The Bitcoin Core developers
+# Copyright (c) 2017-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/test/lint/git-subtree-check.sh b/test/lint/git-subtree-check.sh
index 46aa6e7157..3556e49e08 100755
--- a/test/lint/git-subtree-check.sh
+++ b/test/lint/git-subtree-check.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-# Copyright (c) 2015-2019 The Bitcoin Core developers
+# Copyright (c) 2015-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/test/lint/lint-assertions.sh b/test/lint/lint-assertions.sh
index d30a8ca231..2860f5621b 100755
--- a/test/lint/lint-assertions.sh
+++ b/test/lint/lint-assertions.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 #
-# Copyright (c) 2018-2019 The Bitcoin Core developers
+# Copyright (c) 2018-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #
diff --git a/test/lint/lint-include-guards.sh b/test/lint/lint-include-guards.sh
index d76e963b6d..28a77e1fd3 100755
--- a/test/lint/lint-include-guards.sh
+++ b/test/lint/lint-include-guards.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 #
-# Copyright (c) 2018-2019 The Bitcoin Core developers
+# Copyright (c) 2018-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #
diff --git a/test/lint/lint-python-utf8-encoding.sh b/test/lint/lint-python-utf8-encoding.sh
index 9d65323550..83c34bef7f 100755
--- a/test/lint/lint-python-utf8-encoding.sh
+++ b/test/lint/lint-python-utf8-encoding.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 #
-# Copyright (c) 2018-2019 The Bitcoin Core developers
+# Copyright (c) 2018-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #
diff --git a/test/lint/lint-python.sh b/test/lint/lint-python.sh
index 9df35b77a3..a889c9ff33 100755
--- a/test/lint/lint-python.sh
+++ b/test/lint/lint-python.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 #
-# Copyright (c) 2017-2019 The Bitcoin Core developers
+# Copyright (c) 2017-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #
diff --git a/test/lint/lint-shebang.sh b/test/lint/lint-shebang.sh
index 09cd98dd3e..26843a50e1 100755
--- a/test/lint/lint-shebang.sh
+++ b/test/lint/lint-shebang.sh
@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-# Copyright (c) 2018-2019 The Bitcoin Core developers
+# Copyright (c) 2018-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/test/lint/lint-whitespace.sh b/test/lint/lint-whitespace.sh
index c9dd5594bf..f1cb1dbe82 100755
--- a/test/lint/lint-whitespace.sh
+++ b/test/lint/lint-whitespace.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 #
-# Copyright (c) 2017-2019 The Bitcoin Core developers
+# Copyright (c) 2017-2020 The Bitcoin Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #