diff --git a/classes/cluster/virtual-mcp11-ovs/infra/config.yml b/classes/cluster/virtual-mcp11-ovs/infra/config.yml
index f8b32d1..e97504a 100644
--- a/classes/cluster/virtual-mcp11-ovs/infra/config.yml
+++ b/classes/cluster/virtual-mcp11-ovs/infra/config.yml
@@ -41,7 +41,9 @@
         ens4:
           enabled: true
           type: eth
-          proto: dhcp
+          proto: static
+          address: ${_param:single_address}
+          netmask: 255.255.255.0
   nginx:
     server:
       site:
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:
diff --git a/classes/cluster/virtual-mcp11-ovs/openstack/dashboard.yml b/classes/cluster/virtual-mcp11-ovs/openstack/dashboard.yml
index 1667347..050681d 100644
--- a/classes/cluster/virtual-mcp11-ovs/openstack/dashboard.yml
+++ b/classes/cluster/virtual-mcp11-ovs/openstack/dashboard.yml
@@ -11,4 +11,6 @@
         ens4:
           enabled: true
           type: eth
-          proto: dhcp
+          proto: static
+          address: ${_param:single_address}
+          netmask: 255.255.255.0
diff --git a/classes/cluster/virtual-mcp11-ovs/stacklight/server.yml b/classes/cluster/virtual-mcp11-ovs/stacklight/server.yml
index 3021299..c32e8a9 100644
--- a/classes/cluster/virtual-mcp11-ovs/stacklight/server.yml
+++ b/classes/cluster/virtual-mcp11-ovs/stacklight/server.yml
@@ -40,4 +40,6 @@
         ens4:
           enabled: true
           type: eth
-          proto: dhcp
+          proto: static
+          address: ${_param:single_address}
+          netmask: 255.255.255.0