Index: head/audio/gstreamer1-plugins-webrtcdsp/Makefile
===================================================================
--- head/audio/gstreamer1-plugins-webrtcdsp/Makefile	(revision 488429)
+++ head/audio/gstreamer1-plugins-webrtcdsp/Makefile	(revision 488430)
@@ -1,13 +1,15 @@
 # $FreeBSD$
 
 PORTREVISION=	0
 CATEGORIES=	audio
 
 COMMENT=	GStreamer WebRTC Audio Processing plugin
 
 GST_PLUGIN=	webrtcdsp
 DIST=		bad
 
+USES+=		compiler:c++11-lang
+
 MASTERDIR=	${.CURDIR}/../../multimedia/gstreamer1-plugins
 
 .include "${MASTERDIR}/Makefile"