diff --git a/charts/maddy/values.yaml b/charts/maddy/values.yaml
index 815ca99..984109e 100644
--- a/charts/maddy/values.yaml
+++ b/charts/maddy/values.yaml
@@ -1,3 +1,6 @@
+mailGateway:
+  mxHostname: mail.example.com
+  address: tcp://maddy.pcloud-mail-gateway.svc.cluster.local:587
 ingress:
   private:
     className: ingress-private