diff --git a/mon-system/monitoring.yaml b/mon-system/monitoring.yaml
index 82f0adf..4299e46 100644
--- a/mon-system/monitoring.yaml
+++ b/mon-system/monitoring.yaml
@@ -202,15 +202,13 @@ spec:
   storageClassName: longhorn
   resources:
     requests:
-      storage: 20Gi
-
+      storage: 30Gi
 ---
 apiVersion: v1
 kind: ServiceAccount
 metadata:
   name: prometheus
   namespace: mon-system
-
 ---
 apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRole