diff --git a/pkg/stats/promserver_test.go b/pkg/stats/promserver_test.go
index 5c5da7d..cfe36cb 100644
--- a/pkg/stats/promserver_test.go
+++ b/pkg/stats/promserver_test.go
@@ -1,17 +1,17 @@
 /*
- * Copyright 2018-present Open Networking Foundation
+* Copyright 2018-2023 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.
- * You may obtain a copy of the License at
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
 
- * http://www.apache.org/licenses/LICENSE-2.0
+* http://www.apache.org/licenses/LICENSE-2.0
 
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
  */
 package stats