diff --git a/extensions/openpower-pels/mtms.cpp b/extensions/openpower-pels/mtms.cpp
index 3ef8e87..3d203ea 100644
--- a/extensions/openpower-pels/mtms.cpp
+++ b/extensions/openpower-pels/mtms.cpp
@@ -1,18 +1,6 @@
-/**
- * Copyright © 2019 IBM Corporation
- *
- * 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
- *
- * 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.
- */
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: Copyright 2019 IBM Corporation
+
 #include "mtms.hpp"
 
 namespace openpower