4 files changed, 12 insertions, 0 deletions
diff --git a/src/test/modules/commit_ts/t/001_base.pl b/src/test/modules/commit_ts/t/001_base.pl
index f8d5d84cc52..dd41936658d 100644
--- a/src/test/modules/commit_ts/t/001_base.pl
+++ b/src/test/modules/commit_ts/t/001_base.pl
@@ -1,3 +1,6 @@
+
+# Copyright (c) 2021, PostgreSQL Global Development Group
+
 # Single-node test: value can be set, and is still present after recovery
 
 use strict;
diff --git a/src/test/modules/commit_ts/t/002_standby.pl b/src/test/modules/commit_ts/t/002_standby.pl
index 872efb2e8ea..24446bb3841 100644
--- a/src/test/modules/commit_ts/t/002_standby.pl
+++ b/src/test/modules/commit_ts/t/002_standby.pl
@@ -1,3 +1,6 @@
+
+# Copyright (c) 2021, PostgreSQL Global Development Group
+
 # Test simple scenario involving a standby
 
 use strict;
diff --git a/src/test/modules/commit_ts/t/003_standby_2.pl b/src/test/modules/commit_ts/t/003_standby_2.pl
index 36ab829dfdd..1d57ecedae5 100644
--- a/src/test/modules/commit_ts/t/003_standby_2.pl
+++ b/src/test/modules/commit_ts/t/003_standby_2.pl
@@ -1,3 +1,6 @@
+
+# Copyright (c) 2021, PostgreSQL Global Development Group
+
 # Test primary/standby scenario where the track_commit_timestamp GUC is
 # repeatedly toggled on and off.
 use strict;
diff --git a/src/test/modules/commit_ts/t/004_restart.pl b/src/test/modules/commit_ts/t/004_restart.pl
index 4e6ae776b97..bc9931944f3 100644
--- a/src/test/modules/commit_ts/t/004_restart.pl
+++ b/src/test/modules/commit_ts/t/004_restart.pl
@@ -1,3 +1,6 @@
+
+# Copyright (c) 2021, PostgreSQL Global Development Group
+
 # Testing of commit timestamps preservation across restarts
 use strict;
 use warnings;