Index: head/multimedia/pipewire/Makefile
===================================================================
--- head/multimedia/pipewire/Makefile	(revision 529251)
+++ head/multimedia/pipewire/Makefile	(revision 529252)
@@ -1,38 +1,38 @@
 # $FreeBSD$
 
 PORTNAME=	pipewire
 DISTVERSION=	0.3.1
 CATEGORIES=	multimedia
 
 MAINTAINER=	arrowd@FreeBSD.org
 COMMENT=	Server and user space API to deal with multimedia pipelines
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 #TODO: xmltoman
 BUILD_DEPENDS=	v4l_compat>0:multimedia/v4l_compat
 LIB_DEPENDS=	libasound.so:audio/alsa-lib \
 		libdbus-1.so:devel/dbus \
 		libepoll-shim.so:devel/libepoll-shim \
 		libudev.so:devel/libudev-devd
 
-USES=		gnome meson pkgconfig
+USES=		compiler:c11 gnome meson pkgconfig
 
 USE_GNOME=	glib20
 USE_LDCONFIG=	yes
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	PipeWire
 
 MESON_ARGS=	-D gstreamer=false \
 		-D bluez5=false \
 		-D jack=false -D pipewire-jack=false \
 		-D vulkan=false \
 		-D pipewire-pulseaudio=false \
 		-D systemd=false
 
 post-install:
 	${MV} ${STAGEDIR}${ETCDIR}/pipewire.conf ${STAGEDIR}${ETCDIR}/pipewire.conf.sample
 
 .include <bsd.port.mk>