diff --git a/audio/clunk/Makefile b/audio/clunk/Makefile
index c214512b3999..cdd119046d32 100644
--- a/audio/clunk/Makefile
+++ b/audio/clunk/Makefile
@@ -1,31 +1,33 @@
 PORTNAME=	clunk
 PORTVERSION=	1.3.261
 PORTREVISION=	1
 CATEGORIES=	audio
 MASTER_SITES=	SF/clunk
 
 MAINTAINER=	amdmi3@FreeBSD.org
 COMMENT=	Real-time 3D sound generation library
 WWW=		https://sourceforge.net/projects/clunk/
 
 LICENSE=	LGPL21
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 USES=		cmake sdl tar:bzip2
-USE_SDL=	sdl
+USE_CXXSTD=	c++14
 USE_LDCONFIG=	yes
+USE_SDL=	sdl
 
 CONFLICTS_INSTALL=	btanks # lib/libclunk.so
 
 OPTIONS_DEFINE=	SSE
 OPTIONS_DEFAULT_amd64=SSE
+
 SSE_CMAKE_ON=	-DWITH_SSE:BOOL=TRUE
 
 post-install:
 	${INSTALL_DATA} ${WRKSRC}/clunk/types.h ${STAGEDIR}${PREFIX}/include/clunk
 	${INSTALL_DATA} ${WRKSRC}/clunk/audio_spec.h ${STAGEDIR}${PREFIX}/include/clunk
 	@${MKDIR} ${STAGEDIR}${PREFIX}/include/clunk/backend/sdl
 	${INSTALL_DATA} ${WRKSRC}/clunk/backend/sdl/locker.h ${STAGEDIR}${PREFIX}/include/clunk/backend/sdl
 	${MV} ${STAGEDIR}${PREFIX}/include/clunk/backend.h ${STAGEDIR}${PREFIX}/include/clunk/backend/sdl
 
 .include <bsd.port.mk>