diff --git a/argocd/apps/mattermost/mattermnost.yaml b/argocd/apps/mattermost/mattermnost.yaml
index 929285a..fffc778 100644
--- a/argocd/apps/mattermost/mattermnost.yaml
+++ b/argocd/apps/mattermost/mattermnost.yaml
@@ -84,7 +84,7 @@ spec:
               secretName: mattermost-tls
           annotations:
             kubernetes.io/ingress.class: traefik
-            cert-manager.io/cluster-issuer: lets-encrypt-staging
+            cert-manager.io/cluster-issuer: lets-encrypt
 
   destination:
     server: 'https://kubernetes.default.svc'