diff --git a/include/linux/dma-buf-cache.h b/include/linux/dma-buf-cache.h
index d97545560990..0cf3ec91fe6d 100644
--- a/include/linux/dma-buf-cache.h
+++ b/include/linux/dma-buf-cache.h
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0 */
 /*
- * Copyright (c) 2021 Rockchip Electronics Co. Ltd.
+ * Copyright (c) 2021 Rockchip Electronics Co., Ltd.
  */
 #ifndef _LINUX_DMA_BUF_CACHE_H
 #define _LINUX_DMA_BUF_CACHE_H