diff --git a/classes/cluster/virtual-mcp11-ovs/openstack/control.yml b/classes/cluster/virtual-mcp11-ovs/openstack/control.yml
index fbd1676..9a94459 100644
--- a/classes/cluster/virtual-mcp11-ovs/openstack/control.yml
+++ b/classes/cluster/virtual-mcp11-ovs/openstack/control.yml
@@ -44,7 +44,9 @@
         ens4:
           enabled: true
           type: eth
-          proto: dhcp
+          proto: static
+          address: ${_param:single_address}
+          netmask: 255.255.255.0
   keepalived:
     cluster:
       instance: