diff --git a/classes/cluster/virtual-mcp-pike-dvr-ssl-barbican/infra/config.yml b/classes/cluster/virtual-mcp-pike-dvr-ssl-barbican/infra/config.yml
index bcb6b77..e8a0313 100644
--- a/classes/cluster/virtual-mcp-pike-dvr-ssl-barbican/infra/config.yml
+++ b/classes/cluster/virtual-mcp-pike-dvr-ssl-barbican/infra/config.yml
@@ -144,6 +144,8 @@
           cluster_param:
             openstack_gateway_address:
               value_template: <<node_control_ip>>
+            openstack_gateway_node01_external_address:
+              value_template: <<node_external_ip>>
         openstack_dashboard:
           expression: <<node_hostname>>__startswith__prx
           node_class:
@@ -213,7 +215,7 @@
         openstack_gateway_node01:
           params:
             tenant_address: 10.1.0.110
-            external_address: 10.16.0.110
+            external_address: ${_param:openstack_gateway_node01_external_address}
         openstack_share_node01:
           params:
             single_address: 172.16.10.130