diff --git a/x11-themes/gtk-arc-themes/Makefile b/x11-themes/gtk-arc-themes/Makefile
index bb43909806f0..b19406c6caa2 100644
--- a/x11-themes/gtk-arc-themes/Makefile
+++ b/x11-themes/gtk-arc-themes/Makefile
@@ -1,35 +1,39 @@
 # Created by: archfan <mail_me@riseup.net>
 
 PORTNAME=	gtk-arc-themes
 DISTVERSION=	20210127
 CATEGORIES=	x11-themes
 
 MAINTAINER=	Alexander88207@protonmail.com
 COMMENT=	Arc-themes for GTK-2.0 and GTK-3.0 based desktop environments
 
 LICENSE=	GPLv3
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 BUILD_DEPENDS=	coreutils>0:sysutils/coreutils \
 		inkscape:graphics/inkscape \
 		sassc:textproc/sassc
 RUN_DEPENDS=	gtk-murrine-engine>0:x11-themes/gtk-murrine-engine
 
 USES=		meson gnome
 
 BINARY_ALIAS=	install=ginstall \
 		cp=gcp
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	jnsh
 GH_PROJECT=	arc-theme
 
 USE_GNOME=	gtk20 gtk30
 NO_ARCH=	yes
 
 MESON_ARGS=	-Dthemes=cinnamon,gnome-shell,gtk2,gtk3,metacity,plank,unity,xfwm \
 		-Dcinnamon_version=4.8 \
 		-Dgnome_shell_version=3.38 \
     		-Dgtk3_version=3.24
+# Speed up build in Poudriere.  It calls inkscape a bazillion times
+# and each instance tries to connect to 127.0.0.1:9090 which seems
+# to be because of gtk3's broadway backend.  Disable all GDK backends.
+MAKE_ENV=	GDK_BACKEND=""
 
 .include <bsd.port.mk>