diff --git a/argo1/templates/istio-base.yaml b/argo1/templates/istio-base.yaml
index 0748f48..33928fd 100644
--- a/argo1/templates/istio-base.yaml
+++ b/argo1/templates/istio-base.yaml
@@ -32,4 +32,10 @@ spec:
         duration: 5s
         factor: 2
         maxDuration: 3m0s
+  ignoreDifferences:
+  - group: admissionregistration.k8s.io
+    kind: ValidatingWebhookConfiguration
+    jqPathExpressions:
+    - .webhooks[].failurePolicy
+
 # {{- end }}