diff --git a/include/mbedtls/cipher_internal.h b/include/mbedtls/cipher_internal.h
index 6c58bcc..969ff9c 100644
--- a/include/mbedtls/cipher_internal.h
+++ b/include/mbedtls/cipher_internal.h
@@ -4,7 +4,8 @@
  * \brief Cipher wrappers.
  *
  * \author Adriaan de Jong <dejong@fox-it.com>
- *
+ */
+/*
  *  Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
  *  SPDX-License-Identifier: Apache-2.0
  *