Index: head/irc/znc-push/Makefile
===================================================================
--- head/irc/znc-push/Makefile	(revision 488036)
+++ head/irc/znc-push/Makefile	(revision 488037)
@@ -1,48 +1,48 @@
 # $FreeBSD$
 
 PORTNAME=	znc-push
 DISTVERSIONPREFIX=	v
 DISTVERSION=	1.0.0-167
 DISTVERSIONSUFFIX=	-g5f95488
 CATEGORIES=	irc
 
 MAINTAINER=	dor.bsd@xm0.uk
 COMMENT=	Push notification service module for ZNC
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	znc:irc/znc
 LIB_DEPENDS=	libicudata.so:devel/icu
 RUN_DEPENDS=	znc:irc/znc
 
-USES=	gmake ssl
+USES=	compiler:c++11-lang gmake ssl
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	jreese
 
 # v2.0.0-{rc,dev} are ancient release candidates from 2014 for the seemingly
 # abandoned Python branch.
 PORTSCOUT=	skipv:v2.0.0-rc,v2.0.0-dev
 
 MAKE_ENV=	version=${PORTVERSION}
 
 PLIST_FILES=	lib/znc/push.so
 PORTDOCS=	*.md
 
 OPTIONS_DEFINE=	CURL DOCS
 
 CURL_DESC=	Use curl for HTTP requests
 CURL_LIB_DEPENDS=	libcurl.so:ftp/curl
 CURL_MAKE_ENV=	curl=yes
 
 do-install:
 	${MKDIR} ${STAGEDIR}${PREFIX}/lib/znc
 	${INSTALL_PROGRAM} ${WRKSRC}/push.so ${STAGEDIR}${PREFIX}/lib/znc/push.so
 	@${STRIP_CMD} ${STAGEDIR}${PREFIX}/lib/znc/push.so
 
 do-install-DOCS-on:
 	${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_MAN} ${WRKSRC}/README.md ${WRKSRC}/doc/*.md ${STAGEDIR}${DOCSDIR}
 
 .include <bsd.port.mk>