diff --git a/argocd/apps/cert-manager/include/n8n-cerficate.yaml b/argocd/apps/cert-manager/include/n8n-cerficate.yaml
index 54f8fe8..6b0fb9e 100644
--- a/argocd/apps/cert-manager/include/n8n-cerficate.yaml
+++ b/argocd/apps/cert-manager/include/n8n-cerficate.yaml
@@ -9,6 +9,6 @@ spec:
   dnsNames:
     - 'n8n.innovation-hub-niedersachsen.de'
   issuerRef:
-    name: lets-encrypt
+    name: lets-encrypt-staging
     kind: ClusterIssuer
     group: cert-manager.io
diff --git a/argocd/apps/n8n/n8n.yaml b/argocd/apps/n8n/n8n.yaml
index c3dacd5..d86ca32 100644
--- a/argocd/apps/n8n/n8n.yaml
+++ b/argocd/apps/n8n/n8n.yaml
@@ -37,7 +37,7 @@ spec:
           value: "true"
           forceString: true
         - name: ingress.annotations.cert-manager\.io\/cluster-issuer
-          value: lets-encrypt
+          value: lets-encrypt-staging
     chart: n8n
   destination:
     server: 'https://kubernetes.default.svc'