diff --git a/usr.sbin/wpa/wpa_supplicant/Makefile b/usr.sbin/wpa/wpa_supplicant/Makefile
index 4f90908ac574..31d128e86d44 100644
--- a/usr.sbin/wpa/wpa_supplicant/Makefile
+++ b/usr.sbin/wpa/wpa_supplicant/Makefile
@@ -49,7 +49,8 @@ CFLAGS+=-DCONFIG_BACKEND_FILE \
 	-DCONFIG_TLS=openssl \
 	-DCONFIG_WPS2 \
 	-DCONFIG_WPS_UPNP \
-	-DPKCS12_FUNCS
+	-DPKCS12_FUNCS \
+	-DCONFIG_MATCH_IFACE
 #CFLAGS+= -g
 LIBADD=	pcap util