diff --git a/overcloud-network/.plugins.ini b/overcloud-network/.plugins.ini
new file mode 100644
index 0000000..2e86cac
--- /dev/null
+++ b/overcloud-network/.plugins.ini
@@ -0,0 +1,9 @@
+[git_orgs]
+github = rhos-infra
+
+[supported_types]
+provision = Provisioning plugins
+install = Installing plugins
+test = Testing plugins
+other = Other type plugins
+
diff --git a/overcloud-network/virt-scale/network/three-nics-vlans/osp11/ceph-storage.yaml.j2 b/overcloud-network/virt-scale/network/three-nics-vlans/osp11/ceph-storage.yaml.j2
index 89bc0e2..7180ea4 100644
--- a/overcloud-network/virt-scale/network/three-nics-vlans/osp11/ceph-storage.yaml.j2
+++ b/overcloud-network/virt-scale/network/three-nics-vlans/osp11/ceph-storage.yaml.j2
@@ -58,7 +58,7 @@ parameters:
     description: default route for the external network
     type: string
   ControlPlaneSubnetCidr: # Override this via parameter_defaults
-    default: '24'
+    default: '16'
     description: The subnet CIDR of the control plane network.
     type: string
   ControlPlaneDefaultRoute: # Override this via parameter_defaults
diff --git a/overcloud-network/virt-scale/network/three-nics-vlans/osp11/cinder-storage.yaml.j2 b/overcloud-network/virt-scale/network/three-nics-vlans/osp11/cinder-storage.yaml.j2
index d359339..ec50f22 100644
--- a/overcloud-network/virt-scale/network/three-nics-vlans/osp11/cinder-storage.yaml.j2
+++ b/overcloud-network/virt-scale/network/three-nics-vlans/osp11/cinder-storage.yaml.j2
@@ -58,7 +58,7 @@ parameters:
     description: default route for the external network
     type: string
   ControlPlaneSubnetCidr: # Override this via parameter_defaults
-    default: '24'
+    default: '16'
     description: The subnet CIDR of the control plane network.
     type: string
   ControlPlaneDefaultRoute: # Override this via parameter_defaults
diff --git a/overcloud-network/virt-scale/network/three-nics-vlans/osp11/compute.yaml.j2 b/overcloud-network/virt-scale/network/three-nics-vlans/osp11/compute.yaml.j2
index 03a6935..d8149cb 100644
--- a/overcloud-network/virt-scale/network/three-nics-vlans/osp11/compute.yaml.j2
+++ b/overcloud-network/virt-scale/network/three-nics-vlans/osp11/compute.yaml.j2
@@ -46,7 +46,7 @@ parameters:
     description: Vlan ID for the tenant network traffic.
     type: number
   ControlPlaneSubnetCidr: # Override this via parameter_defaults
-    default: '24'
+    default: '16'
     description: The subnet CIDR of the control plane network.
     type: string
   ControlPlaneDefaultRoute: # Override this via parameter_defaults
diff --git a/overcloud-network/virt-scale/network/three-nics-vlans/osp11/controller.yaml.j2 b/overcloud-network/virt-scale/network/three-nics-vlans/osp11/controller.yaml.j2
index ba7fa20..6e91950 100644
--- a/overcloud-network/virt-scale/network/three-nics-vlans/osp11/controller.yaml.j2
+++ b/overcloud-network/virt-scale/network/three-nics-vlans/osp11/controller.yaml.j2
@@ -58,7 +58,7 @@ parameters:
     description: default route for the external network
     type: string
   ControlPlaneSubnetCidr: # Override this via parameter_defaults
-    default: '24'
+    default: '16'
     description: The subnet CIDR of the control plane network.
     type: string
   ControlPlaneDefaultRoute: # Override this via parameter_defaults