diff --git a/charts/cluster-api-cluster-openstack/Chart.yaml b/charts/cluster-api-cluster-openstack/Chart.yaml
index a2d9d75..67deeaf 100644
--- a/charts/cluster-api-cluster-openstack/Chart.yaml
+++ b/charts/cluster-api-cluster-openstack/Chart.yaml
@@ -2,5 +2,5 @@ apiVersion: v2
 name: cluster-api-cluster-openstack
 description: A Helm chart to deploy a Kubernetes Cluster
 type: application
-version: v0.5.2
+version: v0.5.3
 icon: https://raw.githubusercontent.com/unikorn-cloud/helm-cluster-api/main/icons/default.png
diff --git a/charts/cluster-api-cluster-openstack/README.md b/charts/cluster-api-cluster-openstack/README.md
index 8d2a049..68e5c1d 100644
--- a/charts/cluster-api-cluster-openstack/README.md
+++ b/charts/cluster-api-cluster-openstack/README.md
@@ -36,7 +36,7 @@ spec:
   source:
     repoURL: https://unikorn-cloud.github.io/helm-cluster-api
     chart: cluster-api-cluster-openstack
-    targetRevision: v0.5.2
+    targetRevision: v0.5.3
     helm:
       releaseName: foo
       # Remove the default work queue.
diff --git a/charts/cluster-api-cluster-openstack/templates/cluster.yaml b/charts/cluster-api-cluster-openstack/templates/cluster.yaml
index 3077740..f5a9882 100644
--- a/charts/cluster-api-cluster-openstack/templates/cluster.yaml
+++ b/charts/cluster-api-cluster-openstack/templates/cluster.yaml
@@ -52,13 +52,16 @@ spec:
     {{- end }}
   managedSecurityGroups:
     allowAllInClusterTraffic: true
-  {{- if .Values.network.networkID }}
+  {{- if .Values.network.provider }}
   network:
-    id: {{ .Values.network.networkID }}
-  {{- end }}
+    id: {{ .Values.network.provider.networkID }}
+  subnets:
+  - id: {{ .Values.network.provider.subnetID }}
+  {{- else }}
   managedSubnets:
   - cidr: {{ .Values.network.nodeCIDR }}
     dnsNameservers: {{ toJson .Values.network.dnsNameservers }}
+  {{- end }}
   {{- with $net := .Values.openstack.externalNetworkID }}
   externalNetwork:
     id: {{ $net }}
diff --git a/charts/cluster-api-cluster-openstack/values.schema.json b/charts/cluster-api-cluster-openstack/values.schema.json
index 41d4909..7c7e21c 100644
--- a/charts/cluster-api-cluster-openstack/values.schema.json
+++ b/charts/cluster-api-cluster-openstack/values.schema.json
@@ -341,8 +341,20 @@
                                 "dnsNameservers": {
 					"$ref": "#/$defs/nonEmptyIPV4List"
                                 },
-				"networkID": {
-					"type": "string"
+				"provider": {
+					"type": "object",
+					"required": [
+						"networkID",
+						"subnetID"
+					],
+					"properties": {
+						"networkID": {
+							"type": "string"
+						},
+						"subnetID": {
+							"type": "string"
+						}
+					}
 				}
 			}
 		}
diff --git a/charts/cluster-api-cluster-openstack/values.yaml b/charts/cluster-api-cluster-openstack/values.yaml
index 1ef8663..3298ca6 100644
--- a/charts/cluster-api-cluster-openstack/values.yaml
+++ b/charts/cluster-api-cluster-openstack/values.yaml
@@ -191,5 +191,8 @@ network:
 
   # If specified defines an existing nwtork to use, if not defined a network
   # will be created by CAPO.  This allows you to use non-standard network
-  # types e.g. a VLAN to be used for baremetal nodes.
-  # networkID: 8f526b54-fab3-435d-b4b3-f65fd8474b8a
+  # types e.g. a VLAN to be used for baremetal nodes. The subnet must have a
+  # router attached.
+  # provider:
+  #   networkID: 8f526b54-fab3-435d-b4b3-f65fd8474b8a
+  #   subnetID: e3b15dd0-17e4-47c0-bc6c-1b8ea1f1018f