diff --git a/drivers/mailbox/rockchip-mailbox.c b/drivers/mailbox/rockchip-mailbox.c
index e02d3c9e3693..28d7bfee2641 100644
--- a/drivers/mailbox/rockchip-mailbox.c
+++ b/drivers/mailbox/rockchip-mailbox.c
@@ -254,7 +254,6 @@ static struct platform_driver rockchip_mbox_driver = {
 
 module_platform_driver(rockchip_mbox_driver);
 
-MODULE_LICENSE("GPL v2");
 MODULE_DESCRIPTION("Rockchip mailbox: communicate between CPU cores and MCU");
 MODULE_AUTHOR("Addy Ke <addy.ke@rock-chips.com>");
 MODULE_AUTHOR("Caesar Wang <wxt@rock-chips.com>");