diff --git a/UNITTESTS/stubs/mbed_rtc_time_stub.cpp b/UNITTESTS/stubs/mbed_rtc_time_stub.cpp
index 0a99e5fcb7..32caf81c10 100644
--- a/UNITTESTS/stubs/mbed_rtc_time_stub.cpp
+++ b/UNITTESTS/stubs/mbed_rtc_time_stub.cpp
@@ -1,5 +1,6 @@
-/* mbed Microcontroller Library
- * Copyright (c) 2006-2013 ARM Limited
+/*
+ * Copyright (c) , Arm Limited and affiliates.
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.