Index: Makefile
===================================================================
--- Makefile	(revision 482837)
+++ Makefile	(working copy)
@@ -9,7 +9,7 @@
 
 LIB_DEPENDS=	libsane.so:graphics/sane-backends
 
-USES=		cmake:outsource gettext kde:5 qt:5 tar:xz
+USES=		cmake:outsource compiler:c++11-lang gettext kde:5 qt:5 tar:xz
 USE_KDE=	config ecm i18n sonnet textwidgets wallet widgetsaddons
 USE_QT=		core gui testlib widgets \
 		buildtools_build qmake_build