Index: head/games/iqpuzzle/Makefile
===================================================================
--- head/games/iqpuzzle/Makefile	(revision 516599)
+++ head/games/iqpuzzle/Makefile	(revision 516600)
@@ -1,20 +1,20 @@
 # $FreeBSD$
 
 PORTNAME=	iqpuzzle
 DISTVERSIONPREFIX=	v
 DISTVERSION=	1.1.5
 CATEGORIES=	games
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Diverting I.Q. challenging pentomino puzzle
 
 LICENSE=	GPLv3
 LICENSE_FILE=	${WRKSRC}/COPYING
 
-USES=		gl qmake qt:5
+USES=		compiler:c++11-lang gl qmake qt:5
 USE_GITHUB=	yes
 GH_ACCOUNT=	ElTh0r0
 USE_QT=		core gui widgets buildtools_build
 USE_GL=		gl
 
 .include <bsd.port.mk>