6 files changed, 12 insertions, 0 deletions
diff --git a/src/backend/optimizer/geqo/meson.build b/src/backend/optimizer/geqo/meson.build
index c04f1dc2dfd..6e4960737a3 100644
--- a/src/backend/optimizer/geqo/meson.build
+++ b/src/backend/optimizer/geqo/meson.build
@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 backend_sources += files(
   'geqo_copy.c',
   'geqo_cx.c',
diff --git a/src/backend/optimizer/meson.build b/src/backend/optimizer/meson.build
index 1ab1d9934ae..ca9ddc3475f 100644
--- a/src/backend/optimizer/meson.build
+++ b/src/backend/optimizer/meson.build
@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 subdir('geqo')
 subdir('path')
 subdir('plan')
diff --git a/src/backend/optimizer/path/meson.build b/src/backend/optimizer/path/meson.build
index 310042e7aee..8a7c95576e3 100644
--- a/src/backend/optimizer/path/meson.build
+++ b/src/backend/optimizer/path/meson.build
@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 backend_sources += files(
   'allpaths.c',
   'clausesel.c',
diff --git a/src/backend/optimizer/plan/meson.build b/src/backend/optimizer/plan/meson.build
index 22ec65a3845..61e31227353 100644
--- a/src/backend/optimizer/plan/meson.build
+++ b/src/backend/optimizer/plan/meson.build
@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 backend_sources += files(
   'analyzejoins.c',
   'createplan.c',
diff --git a/src/backend/optimizer/prep/meson.build b/src/backend/optimizer/prep/meson.build
index 4549a5b0e79..64305a14cfa 100644
--- a/src/backend/optimizer/prep/meson.build
+++ b/src/backend/optimizer/prep/meson.build
@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 backend_sources += files(
   'prepagg.c',
   'prepjointree.c',
diff --git a/src/backend/optimizer/util/meson.build b/src/backend/optimizer/util/meson.build
index e7ceaf566b5..5b78bc058ea 100644
--- a/src/backend/optimizer/util/meson.build
+++ b/src/backend/optimizer/util/meson.build
@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 backend_sources += files(
   'appendinfo.c',
   'clauses.c',