diff --git a/examples/va/hci/service-values.yaml b/examples/va/hci/service-values.yaml
index 44f0a2818..02d2a0e9e 100644
--- a/examples/va/hci/service-values.yaml
+++ b/examples/va/hci/service-values.yaml
@@ -109,7 +109,7 @@ data:
           persistentVolumeClaim:
             resources:
               requests:
-                storage: 20G
+                storage: 10G
           replicas: 1
           scrapeInterval: 30s
         resourceSelector:
diff --git a/va/hci/edpm-post-ceph/nodeset/kustomization.yaml b/va/hci/edpm-post-ceph/nodeset/kustomization.yaml
index fed59b4e0..f1e586363 100644
--- a/va/hci/edpm-post-ceph/nodeset/kustomization.yaml
+++ b/va/hci/edpm-post-ceph/nodeset/kustomization.yaml
@@ -288,6 +288,17 @@ replacements:
           - spec.telemetry.template.ceilometer.enabled
         options:
           create: true
+  - source:
+      kind: ConfigMap
+      name: network-values
+      fieldPath: data.storageClass
+    targets:
+      - select:
+          kind: OpenStackControlPlane
+        fieldPaths:
+          - spec.telemetry.template.metricStorage.customMonitoringStack.prometheusConfig.persistentVolumeClaim.storageClassName
+        options:
+          create: true
   - source:
       kind: ConfigMap
       name: service-values