diff --git a/install/usr/share/swarmlab.io/sec/swarmlab-sec b/install/usr/share/swarmlab.io/sec/swarmlab-sec
index e63a34f..8fb2065 100755
--- a/install/usr/share/swarmlab.io/sec/swarmlab-sec
+++ b/install/usr/share/swarmlab.io/sec/swarmlab-sec
@@ -291,6 +291,7 @@ services:
     volumes:
       - $Wdir/project:/home/docker/project
       - $Wdir/$bootstrap:/usr/bin/$bootstrap
+      - /tmp/.X11-unix:/tmp/.X11-unix
 
  
 #  workerservice: