diff --git a/manifests/minimal-postgres-manifest.yaml b/manifests/minimal-postgres-manifest.yaml
index 4dd6b7ee4..81f0d173f 100644
--- a/manifests/minimal-postgres-manifest.yaml
+++ b/manifests/minimal-postgres-manifest.yaml
@@ -7,6 +7,7 @@ spec:
   teamId: "acid"
   volume:
     size: 1Gi
+    storageClass: standard
   numberOfInstances: 2
   users:
     zalando:  # database owner