diff --git a/drivers/net/wireless/realtek/rtw88/Makefile b/drivers/net/wireless/realtek/rtw88/Makefile
index da5e36e6fe10..e0bfefd154af 100644
--- a/drivers/net/wireless/realtek/rtw88/Makefile
+++ b/drivers/net/wireless/realtek/rtw88/Makefile
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
+
 obj-$(CONFIG_RTW88_CORE)	+= rtw88.o
 rtw88-y += main.o \
 	   mac80211.o \