Index: head/multimedia/gstreamer1-validate/Makefile
===================================================================
--- head/multimedia/gstreamer1-validate/Makefile	(revision 525030)
+++ head/multimedia/gstreamer1-validate/Makefile	(revision 525031)
@@ -1,27 +1,27 @@
 # Created by: Koop Mast <kwm@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	gstreamer1-validate
 PORTVERSION=	1.16.1
 CATEGORIES=	multimedia
 MASTER_SITES=	http://gstreamer.freedesktop.org/src/gst-validate/
 DISTNAME=	gst-validate-${PORTVERSION}
 
 MAINTAINER=	multimedia@FreeBSD.org
 COMMENT=	Gstreamer element validation suite
 
 LIB_DEPENDS=	libjson-glib-1.0.so:devel/json-glib \
 		libgstrtspserver-1.0.so:multimedia/gstreamer1-rtsp-server
 
-USES=		gettext-runtime gmake gnome libtool pathfix \
+USES=		compiler:c11 gettext-runtime gmake gnome libtool pathfix \
 		pkgconfig python:2.7 shebangfix tar:xz
 SHEBANG_FILES=	tools/gst-validate-launcher.in
 USE_LDCONFIG=	yes
 GNU_CONFIGURE=	yes
 USE_GNOME=	cairo gdkpixbuf2 gtk30 introspection:build
 USE_GSTREAMER1=	yes
 INSTALL_TARGET=	install-strip
 
 PLIST_SUB=	VERSION=1.0 SOVERSION=0.1601.0
 
 .include <bsd.port.mk>