diff --git a/overlays/production/cert-manager.yaml b/overlays/production/cert-manager.yaml
index 02bd2df..71835bb 100644
--- a/overlays/production/cert-manager.yaml
+++ b/overlays/production/cert-manager.yaml
@@ -54,6 +54,7 @@ spec:
     name: letsencrypt-production
     kind: ClusterIssuer
   dnsNames:
+    - DOMAIN_SUFFIX
     - docs.DOMAIN_SUFFIX
     - meet.DOMAIN_SUFFIX
     - drive.DOMAIN_SUFFIX