Index: head/security/ophcrack/Makefile
===================================================================
--- head/security/ophcrack/Makefile	(revision 504080)
+++ head/security/ophcrack/Makefile	(revision 504081)
@@ -1,45 +1,45 @@
 # Created by: Alexey Dokuchaev <danfe@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	ophcrack
 PORTVERSION=	3.8.0
 CATEGORIES=	security
 MASTER_SITES=	SF
 
 MAINTAINER=	danfe@FreeBSD.org
 COMMENT=	Windows password cracker based on rainbow tables
 
 LICENSE=	APACHE20 GPLv2
 LICENSE_COMB=	multi
 
 LIB_DEPENDS=	libexpat.so:textproc/expat2
 
-USES=		gmake localbase ssl tar:bzip2
+USES=		compiler:c++11-lang gmake localbase ssl tar:bzip2
 GNU_CONFIGURE=	yes
 
 PLIST_FILES=	bin/ophcrack
 PORTDOCS=	AUTHORS ChangeLog README.md
 
 OPTIONS_DEFINE=	X11 DOCS
 OPTIONS_DEFAULT=	X11
 
 X11_DESC=	Build with Qt 5 GUI frontend
 
 X11_USES=	pkgconfig qt:5
 X11_USE=	QT=buildtools_build,qmake_build,charts,core,gui,widgets
 X11_CONFIGURE_OFF=	--disable-gui
 
 post-patch:
 	@${REINPLACE_CMD} -E '/#include <byteswap\.h>/d ; \
 		/#include/s,"bswap\.h",<machine/endian.h>, ; \
 		s,bswap_([[:digit:]]+),bswap\1, ' \
 			${WRKSRC}/src/samdump2/bkhive.c \
 			${WRKSRC}/src/samdump2/hive.c \
 			${WRKSRC}/src/samdump2/samdump2.c \
 			${WRKSRC}/src/core/misc.h
 
 post-install-DOCS-on:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${PORTDOCS:S,^,${WRKSRC}/,} ${STAGEDIR}${DOCSDIR}
 
 .include <bsd.port.mk>