diff --git a/include/linux/mfd/rk618.h b/include/linux/mfd/rk618.h
index 94525e1cb137..e957d8ab4c1c 100644
--- a/include/linux/mfd/rk618.h
+++ b/include/linux/mfd/rk618.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017 Rockchip Electronics Co. Ltd.
+ * Copyright (c) 2017 Rockchip Electronics Co., Ltd.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by