Index: head/audio/opustags/Makefile
===================================================================
--- head/audio/opustags/Makefile	(revision 542936)
+++ head/audio/opustags/Makefile	(revision 542937)
@@ -1,22 +1,22 @@
 # $FreeBSD$
 
 PORTNAME=	opustags
 DISTVERSION=	1.3.0
 CATEGORIES=	audio
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	View and edit Ogg Opus comments
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 LIB_DEPENDS=	libogg.so:audio/libogg
 
-USES=		cmake iconv pkgconfig
+USES=		cmake compiler:c++14-lang iconv pkgconfig
 USE_GITHUB=	yes
 GH_ACCOUNT=	fmang
 
 PLIST_FILES=	bin/opustags \
 		man/man1/opustags.1.gz
 
 .include <bsd.port.mk>