Index: head/comms/cwstudio/Makefile
===================================================================
--- head/comms/cwstudio/Makefile	(revision 496704)
+++ head/comms/cwstudio/Makefile	(revision 496705)
@@ -1,25 +1,25 @@
 # $FreeBSD$
 
 PORTNAME=	cwstudio
 DISTVERSION=	0.9.6
 PORTREVISION=	2
 CATEGORIES=	comms hamradio
 MASTER_SITES=	SOURCEFORGE/cwstudio
 
 MAINTAINER=	luqqe@users.sourceforge.net
 COMMENT=	Multichannel portable Morse code signals generator
 
 LICENSE=	GPLv3+
 
-USES+=		ncurses
+USES=		compiler:c++11-lang ncurses
 USE_WX=		3.0+
 
 GNU_CONFIGURE=	yes
 CONFIGURE_ARGS=	--with-wx-config=${WX_CONFIG}
 
 PLIST_FILES=	bin/cwcli \
 		bin/cwcurses \
 		bin/cwwx \
 		man/man1/cwstudio.1.gz \
 
 .include <bsd.port.mk>