diff --git a/argocd/apps/cert-manager/include/s3-cerficate.yaml b/argocd/apps/cert-manager/include/s3-cerficate.yaml
index 7550d80..809c9ba 100644
--- a/argocd/apps/cert-manager/include/s3-cerficate.yaml
+++ b/argocd/apps/cert-manager/include/s3-cerficate.yaml
@@ -9,6 +9,6 @@ spec:
   dnsNames:
     - s3.innovation-hub-niedersachsen.de
   issuerRef:
-    name: llets-encrypt-staging
+    name: lets-encrypt-staging
     kind: ClusterIssuer
     group: cert-manager.io