diff --git a/x11docker b/x11docker
index 05906143..3eaad416 100755
--- a/x11docker
+++ b/x11docker
@@ -11,7 +11,7 @@
 # Run 'x11docker --help' or scroll down to read usage information.
 # More documentation at:  https://github.com/mviereck/x11docker
 
-Version="7.1.1-beta-3"
+Version="7.1.1-beta-4"
 
 # --enforce-i: Enforce running in interactive mode to allow commands tty and weston-launch in special setups.
 grep -q -- "--enforce-i" <<< "$*" && case $- in
@@ -6393,8 +6393,9 @@ esac"
   return 0
 }
 rootrc_prepare_dbus() {
-#org.freedesktop.systemd1
   echo "
+# check /etc/machine-id
+[ -s /etc/machine-id ] || dbus-uuidgen >/etc/machine-id
 # Prepare DBus services
 Unservicelist='
 org.bluez