diff --git a/argocd-apps/vault.yaml b/argocd-apps/vault.yaml
index cf274bb..ba95521 100644
--- a/argocd-apps/vault.yaml
+++ b/argocd-apps/vault.yaml
@@ -19,3 +19,9 @@ spec:
     automated:
       prune: true
       selfHeal: true
+  ignoreDifferences:
+  - group: admissionregistration.k8s.io
+    kind: MutatingWebhookConfiguration
+    name: vault-agent-injector-cfg
+    jsonPointers:
+      - /webhooks/0/clientConfig/caBundle