diff --git a/bm_mcc_mosk/child/cluster/cluster.yaml b/bm_mcc_mosk/child/cluster/cluster.yaml
index 133b388..6cd081b 100644
--- a/bm_mcc_mosk/child/cluster/cluster.yaml
+++ b/bm_mcc_mosk/child/cluster/cluster.yaml
@@ -16,7 +16,7 @@
   providerSpec:
     value:
       kind: BaremetalClusterProviderSpec
-      release: mosk-17-3-0-24-3
+      release: mosk-17-4-0-25-1
       loadBalancerHost: ''
       apiVersion: baremetal.k8s.io/v1alpha1
       dedicatedControlPlane: false
diff --git a/bm_mcc_mosk/child/kaas_workloads/osdpl.yaml b/bm_mcc_mosk/child/kaas_workloads/osdpl.yaml
index 8f0c149..f454a33 100644
--- a/bm_mcc_mosk/child/kaas_workloads/osdpl.yaml
+++ b/bm_mcc_mosk/child/kaas_workloads/osdpl.yaml
@@ -4,7 +4,7 @@
   name: osh-dev
   namespace: openstack
 spec:
-  openstack_version: antelope
+  openstack_version: caracal
   preset: compute
   local_volume_storage_class: openstack-operator-bind-mounts
   persistent_volume_storage_class: kubernetes-ssd
@@ -52,6 +52,7 @@
           enabled: false
     neutron:
       tunnel_interface: stor-backend
+      backend: ml2/ovn
       floating_network:
         physnet: physnet1
         enabled: true