diff --git a/ubuntu/18.04/install.sh b/ubuntu/18.04/install.sh
index 2004d50..8b15f4e 100644
--- a/ubuntu/18.04/install.sh
+++ b/ubuntu/18.04/install.sh
@@ -81,19 +81,13 @@ echo "hv_sock" > /etc/modules-load.d/hv_sock.conf
 fi
 
 # Configure the policy xrdp session
-cat >/etc/polkit-1/localauthority.conf.d/02-allow-colord.conf <<EOF
-polkit.addRule(function(action, subject) {
-    if ((action.id == "org.freedesktop.color-manager.create-device" ||
-         action.id == "org.freedesktop.color-manager.modify-profile" ||
-         action.id == "org.freedesktop.color-manager.delete-device" ||
-         action.id == "org.freedesktop.color-manager.create-profile" ||
-         action.id == "org.freedesktop.color-manager.modify-profile" ||
-         action.id == "org.freedesktop.color-manager.delete-profile") &&
-        subject.isInGroup("{group}"))
-    {
-        return polkit.Result.YES;
-    }
-});
+cat >/etc/polkit-1/localauthority/50-local.d/45-allow-colord.pkla <<EOF
+[Allow Colord all Users]
+Identity=unix-user:*
+Action=org.freedesktop.color-manager.create-device;org.freedesktop.color-manager.create-profile;org.freedesktop.color-manager.delete-device;org.freedesktop.color-manager.delete-profile;org.freedesktop.color-manager.modify-device;org.freedesktop.color-manager.modify-profile
+ResultAny=no
+ResultInactive=no
+ResultActive=yes
 EOF
 
 # reconfigure the service