diff --git a/test/functional/feature_abortnode.py b/test/functional/feature_abortnode.py
index c17485aee0..33c40fd304 100755
--- a/test/functional/feature_abortnode.py
+++ b/test/functional/feature_abortnode.py
@@ -29,7 +29,7 @@ class AbortNodeTest(BitcoinTestFramework):
         datadir = get_datadir_path(self.options.tmpdir, 0)
 
         # Deleting the undo file will result in reorg failure
-        os.unlink(os.path.join(datadir, 'regtest', 'blocks', 'rev00000.dat'))
+        os.unlink(os.path.join(datadir, self.chain, 'blocks', 'rev00000.dat'))
 
         # Connecting to a node with a more work chain will trigger a reorg
         # attempt.
diff --git a/test/functional/feature_config_args.py b/test/functional/feature_config_args.py
index 18d7a13edb..aea8a81e92 100755
--- a/test/functional/feature_config_args.py
+++ b/test/functional/feature_config_args.py
@@ -39,7 +39,7 @@ class ConfArgsTest(BitcoinTestFramework):
         if self.is_wallet_compiled():
             with open(inc_conf_file_path, 'w', encoding='utf8') as conf:
                 conf.write("wallet=foo\n")
-            self.nodes[0].assert_start_raises_init_error(expected_msg='Error: Config setting for -wallet only applied on regtest network when in [regtest] section.')
+            self.nodes[0].assert_start_raises_init_error(expected_msg='Error: Config setting for -wallet only applied on %s network when in [%s] section.' % (self.chain, self.chain))
 
         with open(inc_conf_file_path, 'w', encoding='utf-8') as conf:
             conf.write('regtest=0\n') # mainnet
diff --git a/test/functional/feature_filelock.py b/test/functional/feature_filelock.py
index 762b4f3233..748e0792a4 100755
--- a/test/functional/feature_filelock.py
+++ b/test/functional/feature_filelock.py
@@ -19,7 +19,7 @@ class FilelockTest(BitcoinTestFramework):
         self.nodes[0].wait_for_rpc_connection()
 
     def run_test(self):
-        datadir = os.path.join(self.nodes[0].datadir, 'regtest')
+        datadir = os.path.join(self.nodes[0].datadir, self.chain)
         self.log.info("Using datadir {}".format(datadir))
 
         self.log.info("Check that we can't start a second dashd instance using the same datadir")
diff --git a/test/functional/feature_loadblock.py b/test/functional/feature_loadblock.py
index ddb5a01763..76c89313d4 100755
--- a/test/functional/feature_loadblock.py
+++ b/test/functional/feature_loadblock.py
@@ -38,7 +38,7 @@ class LoadblockTest(BitcoinTestFramework):
         cfg_file = os.path.join(data_dir, "linearize.cfg")
         bootstrap_file = os.path.join(self.options.tmpdir, "bootstrap.dat")
         genesis_block = self.nodes[0].getblockhash(0)
-        blocks_dir = os.path.join(data_dir, "regtest", "blocks")
+        blocks_dir = os.path.join(data_dir, self.chain, "blocks")
         hash_list = tempfile.NamedTemporaryFile(dir=data_dir,
                                                 mode='w',
                                                 delete=False,
diff --git a/test/functional/interface_rpc.py b/test/functional/interface_rpc.py
index b7e547fe9b..6884b1b760 100755
--- a/test/functional/interface_rpc.py
+++ b/test/functional/interface_rpc.py
@@ -33,7 +33,7 @@ class RPCInterfaceTest(BitcoinTestFramework):
         command = info['active_commands'][0]
         assert_equal(command['method'], 'getrpcinfo')
         assert_greater_than_or_equal(command['duration'], 0)
-        assert_equal(info['logpath'], os.path.join(self.nodes[0].datadir, 'regtest', 'debug.log'))
+        assert_equal(info['logpath'], os.path.join(self.nodes[0].datadir, self.chain, 'debug.log'))
 
     def test_batch_request(self):
         self.log.info("Testing basic JSON-RPC batch request...")
diff --git a/test/functional/rpc_scantxoutset.py b/test/functional/rpc_scantxoutset.py
index 11b807429c..56fb033489 100755
--- a/test/functional/rpc_scantxoutset.py
+++ b/test/functional/rpc_scantxoutset.py
@@ -54,7 +54,7 @@ class ScantxoutsetTest(BitcoinTestFramework):
 
         self.log.info("Stop node, remove wallet, mine again some blocks...")
         self.stop_node(0)
-        shutil.rmtree(os.path.join(self.nodes[0].datadir, "regtest", 'wallets'))
+        shutil.rmtree(os.path.join(self.nodes[0].datadir, self.chain, 'wallets'))
         self.start_node(0)
         self.nodes[0].generate(110)
 
diff --git a/test/functional/tool_wallet.py b/test/functional/tool_wallet.py
index 3c58d911a3..43c26ea505 100755
--- a/test/functional/tool_wallet.py
+++ b/test/functional/tool_wallet.py
@@ -223,7 +223,7 @@ class ToolWalletTest(BitcoinTestFramework):
         self.assert_tool_output('', '-wallet=salvage', 'salvage')
 
     def run_test(self):
-        self.wallet_path = os.path.join(self.nodes[0].datadir, 'regtest', 'wallets', 'wallet.dat')
+        self.wallet_path = os.path.join(self.nodes[0].datadir, self.chain, 'wallets', 'wallet.dat')
         self.test_invalid_tool_commands_and_args()
         # Warning: The following tests are order-dependent.
         self.test_tool_wallet_info()
diff --git a/test/functional/wallet_reorgsrestore.py b/test/functional/wallet_reorgsrestore.py
index f48018e9fb..497a5dd95e 100755
--- a/test/functional/wallet_reorgsrestore.py
+++ b/test/functional/wallet_reorgsrestore.py
@@ -90,7 +90,7 @@ class ReorgsRestoreTest(BitcoinTestFramework):
         # Node0 wallet file is loaded on longest sync'ed node1
         self.stop_node(1)
         self.nodes[0].backupwallet(os.path.join(self.nodes[0].datadir, 'wallet.bak'))
-        shutil.copyfile(os.path.join(self.nodes[0].datadir, 'wallet.bak'), os.path.join(self.nodes[1].datadir, 'regtest', 'wallet.dat'))
+        shutil.copyfile(os.path.join(self.nodes[0].datadir, 'wallet.bak'), os.path.join(self.nodes[1].datadir, self.chain, 'wallet.dat'))
         self.start_node(1)
         tx_after_reorg = self.nodes[1].gettransaction(txid)
         # Check that normal confirmed tx is confirmed again but with different blockhash