Index: head/devel/xeus-cling/Makefile
===================================================================
--- head/devel/xeus-cling/Makefile	(revision 477605)
+++ head/devel/xeus-cling/Makefile	(revision 477606)
@@ -1,28 +1,29 @@
 # $FreeBSD$
 
 PORTNAME=	xeus-cling
 DISTVERSION=	0.4.6
+PORTREVISION=	1
 CATEGORIES=	devel
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	C++ Jupyter Kernel
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	cppzmq>0:net/cppzmq \
 		cxxopts>0:devel/cxxopts \
 		czmq>0:net/czmq \
 		llvm-config:lang/cling
 LIB_DEPENDS=	libclingInterpreter.so:lang/cling \
 		libcryptopp.so:security/cryptopp \
 		libpugixml.so:textproc/pugixml \
 		libuuid.so:misc/e2fsprogs-libuuid \
 		libxeus.so:devel/xeus \
 		libzmq.so:net/libzmq4
 
-USES=		cmake:outsource pkgconfig
+USES=		cmake:outsource compiler:c++14-lang pkgconfig
 USE_GITHUB=	yes
 GH_ACCOUNT=	QuantStack
 
 .include <bsd.port.mk>