diff --git a/package/rtl8821au/rtl8821au.mk b/package/rtl8821au/rtl8821au.mk
index cf8f4cd083..ebb16659f3 100644
--- a/package/rtl8821au/rtl8821au.mk
+++ b/package/rtl8821au/rtl8821au.mk
@@ -10,7 +10,7 @@ RTL8821AU_LICENSE = GPLv2, proprietary (rtl8821au.bin firmware)
 RTL8821AU_LICENSE_FILES = COPYING
 
 RTL8821AU_MODULE_MAKE_OPTS = \
-	CONFIG_RTL8812AU_8821AU=m \
+	CONFIG_RTL8821AU=m \
 	KVER=$(LINUX_VERSION_PROBED) \
 	USER_EXTRA_CFLAGS=-DCONFIG_$(call qstrip,$(BR2_ENDIAN))_ENDIAN