diff --git a/tests/data/open-olt-values.yaml b/tests/data/open-olt-values.yaml
index 2b34000..32576b7 100755
--- a/tests/data/open-olt-values.yaml
+++ b/tests/data/open-olt-values.yaml
@@ -1,5 +1,5 @@
 ---
-# Copyright 2020-present Open Networking Foundation
+# Copyright 2020-2024 Open Networking Foundation (ONF) and the ONF Contributors
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.