diff --git a/include/mbedtls/des.h b/include/mbedtls/des.h
index 5ca2ecf..7f8f27e 100644
--- a/include/mbedtls/des.h
+++ b/include/mbedtls/des.h
@@ -2,7 +2,8 @@
  * \file des.h
  *
  * \brief DES block cipher
- *
+ */
+/*
  *  Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
  *  SPDX-License-Identifier: Apache-2.0
  *