Index: head/net/avahi-qt5/Makefile
===================================================================
--- head/net/avahi-qt5/Makefile	(revision 496444)
+++ head/net/avahi-qt5/Makefile	(revision 496445)
@@ -1,24 +1,24 @@
 # Created by: Michael Johnson <ahze@FreeBSD.org
 # $FreeBSD$
 
 PORTREVISION=	1
 CATEGORIES=	net
 PKGNAMESUFFIX=	-qt5
 
 MAINTAINER=	gnome@FreeBSD.org
 COMMENT=	Qt 5 bindings to the Avahi mDNS system
 
 LIB_DEPENDS=	libavahi-common.so:net/avahi-app
 
 MASTERDIR=	${.CURDIR}/../avahi-app
 BUILD_WRKSRC=	${WRKSRC}/avahi-qt
 INSTALL_WRKSRC=	${BUILD_WRKSRC}
 DESCR=		${.CURDIR}/pkg-descr
 PLIST=		${.CURDIR}/pkg-plist
 
 AVAHI_SLAVE=	qt5
-USES=		qt:5
+USES=		compiler:c++11-lang qt:5
 USE_QT=		core buildtools_build
 AVAHI_PKGCONFIG=avahi-qt5.pc
 
 .include "${MASTERDIR}/Makefile"