Index: head/devel/gflags/Makefile
===================================================================
--- head/devel/gflags/Makefile	(revision 482706)
+++ head/devel/gflags/Makefile	(revision 482707)
@@ -1,27 +1,29 @@
 # Created by: Yen-Ming Lee <leeym@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	gflags
 PORTVERSION=	2.2.1
 DISTVERSIONPREFIX=	v
 CATEGORIES=	devel
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Commandline flags module for C++
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/COPYING.txt
 
+USES=		cmake compiler:c++11-lang pathfix shebangfix
+
 CMAKE_ARGS=	-DGFLAGS_NAMESPACE:STRING=gflags
 CMAKE_OFF=	REGISTER_INSTALL_PREFIX
 CMAKE_ON=	BUILD_SHARED_LIBS BUILD_STATIC_LIBS BUILD_TESTING \
 		INSTALL_HEADERS INSTALL_SHARED_LIBS INSTALL_STATIC_LIBS
 TEST_TARGET=	test
+USE_CXXSTD=	c++11
 USE_LDCONFIG=	yes
-USES=		cmake pathfix shebangfix
 
 USE_GITHUB=	yes
 
 SHEBANG_FILES=	src/gflags_completions.sh
 
 .include <bsd.port.mk>