diff --git a/config/runtime.exs b/config/runtime.exs
index cb05007..ce78712 100644
--- a/config/runtime.exs
+++ b/config/runtime.exs
@@ -122,7 +122,7 @@ if config_env() == :prod do
   #     config :swoosh, :api_client, Swoosh.ApiClient.Hackney
   #
   # See https://hexdocs.pm/swoosh/Swoosh.html#module-installation for details.
-  config :your_app, YourApp.Mailer,
+  config :exmr, Exmr.Mailer,
     adapter: Swoosh.Adapters.SMTP,
     relay: "smtp.elasticemail.com",
     port: 2525,