diff --git a/src/test/checkdatasig_tests.cpp b/src/test/checkdatasig_tests.cpp
index 8e2f2ee119..b2f2e32082 100644
--- a/src/test/checkdatasig_tests.cpp
+++ b/src/test/checkdatasig_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2020 The Bitcoin developers
+// Copyright (c) 2021 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/test/dip0020opcodes_tests.cpp b/src/test/dip0020opcodes_tests.cpp
index d44ffae71e..29975db0ad 100644
--- a/src/test/dip0020opcodes_tests.cpp
+++ b/src/test/dip0020opcodes_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2019 The Bitcoin developers
+// Copyright (c) 2018-2019 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/test/lcg.h b/src/test/lcg.h
index bde9b32d54..6536bc2101 100644
--- a/src/test/lcg.h
+++ b/src/test/lcg.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2019 The Bitcoin developers
+// Copyright (c) 2021 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.