diff --git a/Kbuild b/Kbuild
index 2089477..00d3957 100644
--- a/Kbuild
+++ b/Kbuild
@@ -1459,7 +1459,8 @@
 		-DCONFIG_MCL \
 		-DWLAN_PMO_ENABLE \
 		-DCONVERGED_P2P_ENABLE \
-		-DWLAN_POLICY_MGR_ENABLE
+		-DWLAN_POLICY_MGR_ENABLE \
+		-DSUPPORT_11AX
 
 
 ############ WIFI POS ##############