diff --git a/charts/kubezero/templates/metrics.yaml b/charts/kubezero/templates/metrics.yaml
index 2bef83f..428f8d4 100644
--- a/charts/kubezero/templates/metrics.yaml
+++ b/charts/kubezero/templates/metrics.yaml
@@ -1,5 +1,18 @@
 {{- if index .Values "metrics" "enabled" }}
 {{ include "kubezero-app.app" . }}
+
+  ignoreDifferences:
+  - group: admissionregistration.k8s.io
+    kind: ValidatingWebhookConfiguration
+    jsonPointers:
+    - /webhooks/0/clientConfig/caBundle
+    - /webhooks/0/failurePolicy
+  - group: admissionregistration.k8s.io
+    kind: MutatingWebhookConfiguration
+    jsonPointers:
+    - /webhooks/0/clientConfig/caBundle
+    - /webhooks/0/failurePolicy
+
 ---
 apiVersion: v1
 kind: Namespace