Index: head/x11/libwacom/Makefile
===================================================================
--- head/x11/libwacom/Makefile	(revision 541362)
+++ head/x11/libwacom/Makefile	(revision 541363)
@@ -1,25 +1,25 @@
 # Created by: johalun0@gmail.com
 # $FreeBSD$
 
 PORTNAME=	libwacom
 DISTVERSIONPREFIX=libwacom-
 DISTVERSION=	1.4.1
 CATEGORIES=	x11
 
 MAINTAINER=	x11@FreeBSD.org
 COMMENT=	Adds tablet support to libinput
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 BUILD_DEPENDS=	${LOCALBASE}/include/linux/input.h:devel/evdev-proto
 LIB_DEPENDS=	libgudev-1.0.so:devel/libgudev
 TEST_DEPENDS=	bash:shells/bash
 
-USES=		gnome meson pkgconfig
+USES=		compiler:c++11-lang gnome meson pkgconfig
 USE_GITHUB=	yes
 GH_ACCOUNT=	linuxwacom
 USE_GNOME=	glib20
 USE_LDCONFIG=	yes
 
 .include <bsd.port.mk>