Index: head/dns/qmdnsengine/Makefile
===================================================================
--- head/dns/qmdnsengine/Makefile	(revision 481594)
+++ head/dns/qmdnsengine/Makefile	(revision 481595)
@@ -1,21 +1,21 @@
 # $FreeBSD$
 
 PORTNAME=	qmdnsengine
 DISTVERSION=	0.1.0-13
 DISTVERSIONSUFFIX=	-gbac0431
 PORTREVISION=	1
 CATEGORIES=	dns
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Multicast DNS library for Qt applications
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE.txt
 
-USES=		cmake:outsource qt:5
+USES=		cmake:outsource compiler:c++11-lang qt:5
 USE_GITHUB=	yes
 GH_ACCOUNT=	nitroshare
 USE_QT=		core network buildtools_build qmake_build
 USE_LDCONFIG=	yes
 
 .include <bsd.port.mk>