Index: head/lang/solidity/Makefile
===================================================================
--- head/lang/solidity/Makefile	(revision 467709)
+++ head/lang/solidity/Makefile	(revision 467710)
@@ -1,35 +1,35 @@
 # Created by: Alex Dupre <ale@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	solidity
 PORTVERSION=	0.4.21
 CATEGORIES=	lang
 MASTER_SITES=	https://github.com/ethereum/solidity/releases/download/v${PORTVERSION}/
 DISTNAME=	${PORTNAME}_${PORTVERSION}
 
 MAINTAINER=	ale@FreeBSD.org
 COMMENT=	Solidity Contract-Oriented Programming Language
 
 LICENSE=	GPLv3
 
 BUILD_DEPENDS=	boost-libs>=0:devel/boost-libs
 LIB_DEPENDS=	libjsoncpp.so:devel/jsoncpp
 
 OPTIONS_DEFINE=	SMT
 SMT_DESC=	SMT Checker
 SMT_LIB_DEPENDS=libz3.so:math/z3
 
-USES=		cmake
+USES=		cmake compiler:c++14-lang
 
 CMAKE_ARGS+=	-DUSE_LD_GOLD=OFF -DTESTS=OFF \
 		-DJSONCPP_INCLUDE_DIR:STRING="${LOCALBASE}/include/jsoncpp" \
 		-DJSONCPP_LIB_DIR:STRING="${LOCALBASE}/lib"
 
 PLIST_FILES=	bin/solc
 
 pre-patch:
 		@${CP} ${FILESDIR}/jsoncpp.cmake ${WRKSRC}/cmake/
 		@${REINPLACE_CMD} '/jsoncpp/d' ${WRKSRC}/libdevcore/CMakeLists.txt
 		@${REINPLACE_CMD} '/EthCcache/d' ${WRKSRC}/CMakeLists.txt
 
 .include <bsd.port.mk>