diff --git a/argocd/apps/mattermost/mattermnost.yaml b/argocd/apps/mattermost/mattermnost.yaml
index c911c2e..125f870 100644
--- a/argocd/apps/mattermost/mattermnost.yaml
+++ b/argocd/apps/mattermost/mattermnost.yaml
@@ -29,7 +29,7 @@ spec:
         - name: ingress.annotations.traefik\.ingress\.kubernetes\.io\/router\.middlewares
           value: 'default-http-redirect@kubernetescrd'
         - name: ingress.annotations.cert-manager\.io\/cluster-issuer
-          value: lets-encrypt-staging
+          value: lets-encrypt
         - name: mysql.mysqlUser
           value: 'mmdbuser'
         - name: mysql.mysqlPassword