diff --git a/docker/swarm/manager.yml b/docker/swarm/manager.yml
index 25a7fbe..4bbc22b 100644
--- a/docker/swarm/manager.yml
+++ b/docker/swarm/manager.yml
@@ -9,3 +9,4 @@
       advertise_addr: ${_param:single_address}
       master:
         host: ${_param:cluster_node01_address}
+        port: 2377