diff --git a/x11/lightdm-gtk-greeter-settings/Makefile b/x11/lightdm-gtk-greeter-settings/Makefile
index b2380d00e536..9c1f34599825 100644
--- a/x11/lightdm-gtk-greeter-settings/Makefile
+++ b/x11/lightdm-gtk-greeter-settings/Makefile
@@ -1,44 +1,45 @@
 PORTNAME=	lightdm-gtk-greeter-settings
 PORTVERSION=	1.2.2
-PORTREVISION=	1
+PORTREVISION=	2
 CATEGORIES=	x11
 MASTER_SITES=	https://launchpad.net/${PORTNAME}/${PORTVERSION:R}/${PORTVERSION}/+download/
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Settings editor for LightDM GTK Greeter
 WWW=		https://launchpad.net/lightdm-gtk-greeter-settings
 
 LICENSE=	GPLv3
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 BUILD_DEPENDS=	lightdm-gtk-greeter:x11/lightdm-gtk-greeter \
 		${PYTHON_PKGNAMEPREFIX}python-distutils-extra>=2.38:devel/py-python-distutils-extra@${PY_FLAVOR}
 LIB_DEPENDS=	liblightdm-gobject-1.so:x11/lightdm
 
 USES=		gettext-tools gnome python
 USE_GNOME=	intltool pygobject3
 USE_PYTHON=	autoplist distutils noflavors
 
 NO_ARCH=	yes
 PLIST_FILES=	${PYTHON_SITELIBDIR}/lightdm_gtk_greeter_settings/installation_config.py
 PYDISTUTILS_INSTALLARGS+=	--xfce-integration
 
 post-patch:
 	@${REINPLACE_CMD} -e "s,%%PREFIX%%,${PREFIX},g" \
 		-e "s,%%LOCALBASE%%,${LOCALBASE},g" \
 		${WRKSRC}/bin/lightdm-gtk-greeter-settings-pkexec \
 		${WRKSRC}/lightdm_gtk_greeter_settings/helpers.py \
+		${WRKSRC}/com.ubuntu.pkexec.lightdm-gtk-greeter-settings.policy.in \
 		${WRKSRC}/setup.py
 	@${RM} -v ${WRKSRC}/bin/lightdm-gtk-greeter-settings-pkexec.bak
 	@${RM} -v ${WRKSRC}/bin/lightdm-gtk-greeter-settings-pkexec.orig
 	@${RM} -v ${WRKSRC}/lightdm_gtk_greeter_settings/helpers.py.bak
 	@${RM} -v ${WRKSRC}/lightdm_gtk_greeter_settings/helpers.py.orig
 	@${RM} -v ${WRKSRC}/setup.py.bak
 	@${RM} -v ${WRKSRC}/setup.py.orig
 
 .include <bsd.port.pre.mk>
 
 # PYDISTUTILS_INSTALLNOSINGLE is deprecated so...
 PYDISTUTILS_INSTALLARGS:=	${PYDISTUTILS_INSTALLARGS:N--single-version-externally-managed}
 
 .include <bsd.port.post.mk>
diff --git a/x11/lightdm-gtk-greeter-settings/files/patch-com.ubuntu.pkexec.lightdm-gtk-greeter-settings.policy.in b/x11/lightdm-gtk-greeter-settings/files/patch-com.ubuntu.pkexec.lightdm-gtk-greeter-settings.policy.in
new file mode 100644
index 000000000000..b249e0e5e06e
--- /dev/null
+++ b/x11/lightdm-gtk-greeter-settings/files/patch-com.ubuntu.pkexec.lightdm-gtk-greeter-settings.policy.in
@@ -0,0 +1,11 @@
+--- com.ubuntu.pkexec.lightdm-gtk-greeter-settings.policy.in.orig	2017-09-19 09:52:09 UTC
++++ com.ubuntu.pkexec.lightdm-gtk-greeter-settings.policy.in
+@@ -12,7 +12,7 @@
+       <allow_inactive>auth_admin</allow_inactive>
+       <allow_active>auth_admin</allow_active>
+     </defaults>
+-    <annotate key="org.freedesktop.policykit.exec.path">/usr/bin/lightdm-gtk-greeter-settings</annotate>
++    <annotate key="org.freedesktop.policykit.exec.path">%%PREFIX%%/bin/lightdm-gtk-greeter-settings</annotate>
+     <annotate key="org.freedesktop.policykit.exec.allow_gui">true</annotate>
+   </action>
+