diff --git a/nextcloud/helmrelease-nextcloud.yaml b/nextcloud/helmrelease-nextcloud.yaml
index c4d5f31..58fcdd8 100644
--- a/nextcloud/helmrelease-nextcloud.yaml
+++ b/nextcloud/helmrelease-nextcloud.yaml
@@ -102,8 +102,7 @@ spec:
       primary:
         persistence:
           enable: true
-          storageClass: longhorn
-          size: 8Gi
+          existingClaim: pvc-postgres
 
     persistence:
       enabled: true
diff --git a/nextcloud/pvc-postgres.yaml b/nextcloud/pvc-postgres.yaml
new file mode 100644
index 0000000..f63ce13
--- /dev/null
+++ b/nextcloud/pvc-postgres.yaml
@@ -0,0 +1,12 @@
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: pvc-postgres
+  namespace: nextcloud
+spec:
+  accessModes:
+    - ReadWriteOnce
+  storageClassName: longhorn
+  resources:
+    requests:
+      storage: 8Gi