diff --git a/argocd/apps/n8n/n8n.yaml b/argocd/apps/n8n/n8n.yaml
index f737550..63b7c2c 100644
--- a/argocd/apps/n8n/n8n.yaml
+++ b/argocd/apps/n8n/n8n.yaml
@@ -40,8 +40,9 @@ spec:
           forceString: true
         - name: ingress.annotations.cert-manager\.io\/cluster-issuer
           value: lets-encrypt 
-        - name: extraEnv.WEBHOOK_TUNNEL_URL
-          value: "https://n8n.innovation-hub-niedersachsen.de"
+      valuesObject:
+        extraEnv:
+          WEBHOOK_URL: "https://n8n.innovation-hub-niedersachsen.de"
     chart: n8n
   destination:
     server: 'https://kubernetes.default.svc'