diff --git a/install/usr/share/swarmlab.io/sec/sec_bootstrap b/install/usr/share/swarmlab.io/sec/sec_bootstrap
index c6751df..925e586 100755
--- a/install/usr/share/swarmlab.io/sec/sec_bootstrap
+++ b/install/usr/share/swarmlab.io/sec/sec_bootstrap
@@ -47,7 +47,7 @@ case $ROLE in
         auto_update_hosts "${HOSTNAMES}" > /dev/null 2>&1 &
         #tail -f /dev/null
         #/root/start-nginx.sh
-	 ttyd -p 3787 bash &
+	 ttyd -p 3787 sh &
 	#python3 -m gns3server --port 8001
 set -e