Index: head/sysutils/tarsnap-gui/Makefile
===================================================================
--- head/sysutils/tarsnap-gui/Makefile	(revision 396922)
+++ head/sysutils/tarsnap-gui/Makefile	(revision 396923)
@@ -1,22 +1,22 @@
 # $FreeBSD$
 
 PORTNAME=	tarsnap-gui
 PORTVERSION=	0.6
 DISTVERSIONPREFIX=	v
 CATEGORIES=	sysutils
 
 MAINTAINER=	swills@FreeBSD.org
 COMMENT=	Cross platform GUI for the Tarsnap command line client
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	Tarsnap
 
-USES=		qmake
+USES=		compiler:c++11-lib qmake
 USE_QT5=	qmake_build widgets network buildtools_build sql-sqlite3
 
 PLIST_FILES=	bin/tarsnap-gui
 
 do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/tarsnap-gui ${STAGEDIR}${PREFIX}/bin
 
 .include <bsd.port.mk>