diff --git a/de/heat-templates/scripts/instance_boot.sh b/de/heat-templates/scripts/instance_boot.sh
index 0f8a2a9..6a8588b 100644
--- a/de/heat-templates/scripts/instance_boot.sh
+++ b/de/heat-templates/scripts/instance_boot.sh
@@ -451,7 +451,7 @@
         local type=${1}
         function retry_join_node {
             env -i $(docker swarm join-token $type |grep 'docker swarm join' | xargs)
-            sleep 5 && systemctl restart docker && sleep 5
+            sleep 20 && systemctl restart docker && sleep 20
         }
         retry 10 "Failed to join node to swarm" retry_join_node
     fi