diff --git a/docker/swarm/manager.yml b/docker/swarm/manager.yml
index 4bbc22b..12bfc0c 100644
--- a/docker/swarm/manager.yml
+++ b/docker/swarm/manager.yml
@@ -3,10 +3,11 @@
 parameters:
   _param:
     docker_gwbridge_subnet: 10.20.0.0/16
+    docker_swarm_master_port: 2377
   docker:
     swarm:
       role: manager
       advertise_addr: ${_param:single_address}
       master:
         host: ${_param:cluster_node01_address}
-        port: 2377
+        port: ${_param:docker_swarm_master_port}