diff --git a/hostapd/Android.mk b/hostapd/Android.mk
index 695e99c..f235e70 100644
--- a/hostapd/Android.mk
+++ b/hostapd/Android.mk
@@ -831,6 +831,7 @@
 OBJS += src/ap/ap_list.c
 OBJS += src/ap/ieee802_11.c
 OBJS += src/ap/hw_features.c
+OBJS += src/ap/dfs.c
 L_CFLAGS += -DNEED_AP_MLME
 endif
 ifdef CONFIG_IEEE80211N