diff --git a/charts/kubezero-metrics/Chart.yaml b/charts/kubezero-metrics/Chart.yaml
index b7f3ae8..0428ef3 100644
--- a/charts/kubezero-metrics/Chart.yaml
+++ b/charts/kubezero-metrics/Chart.yaml
@@ -2,7 +2,7 @@ apiVersion: v2
 name: kubezero-metrics
 description: KubeZero Umbrella Chart for prometheus-operator
 type: application
-version: 0.3.3
+version: 0.3.4
 home: https://kubezero.com
 icon: https://cdn.zero-downtime.net/assets/kubezero/logo-small-64.png
 keywords:
diff --git a/charts/kubezero-metrics/values.yaml b/charts/kubezero-metrics/values.yaml
index 119a0d9..ffb5945 100644
--- a/charts/kubezero-metrics/values.yaml
+++ b/charts/kubezero-metrics/values.yaml
@@ -54,6 +54,12 @@ kube-prometheus-stack:
       effect: NoSchedule
     nodeSelector:
       node-role.kubernetes.io/master: ""
+    resources:
+      requests:
+        cpu: 20m
+        memory: 32Mi
+      limits:
+        memory: 64Mi
 
     namespaces:
       releaseNamespace: true
@@ -79,6 +85,10 @@ kube-prometheus-stack:
         targetLabel: node
         replacement: $1
         action: replace
+    resources:
+      requests:
+        cpu: 20m
+        memory: 16Mi
 
   prometheus:
     enabled: true
@@ -91,10 +101,10 @@ kube-prometheus-stack:
 
       resources:
         requests:
-          memory: "1Gi"
-          cpu: "500m"
+          memory: 512Mi
+          cpu: 500m
         limits:
-          memory: "3Gi"
+          memory: 3Gi
           # cpu: "1000m"
 
       storageSpec: