Index: head/x11/screengrab/Makefile
===================================================================
--- head/x11/screengrab/Makefile	(revision 564989)
+++ head/x11/screengrab/Makefile	(revision 564990)
@@ -1,19 +1,20 @@
 # $FreeBSD$
 
 PORTNAME=	screengrab
 PORTVERSION=	2.1.0
 CATEGORIES=	x11
 MASTER_SITES=	LXQT
 
 MAINTAINER=	jsm@FreeBSD.org
 COMMENT=	Screen dump utility
 
 LICENSE=	LGPL21+
 
-USES=		lxqt tar:xz cmake xorg qt:5 gnome kde:5
+USES=		cmake compiler:c++11-lang gnome kde:5 lxqt qt:5 tar:xz xorg
 USE_LXQT=	qtxdg
 USE_XORG=	x11 xcb sm ice xext
 USE_KDE=	windowsystem
 USE_QT=		buildtools qmake core dbus xml svg widgets gui x11extras network
 USE_GNOME=	glib20
+
 .include <bsd.port.mk>