diff --git a/app/config/services.php b/app/config/services.php
index 803e6f1b..c8aba2a6 100644
--- a/app/config/services.php
+++ b/app/config/services.php
@@ -15,6 +15,7 @@
 	*/
 
 	'mailgun' => array(
+		'domain' => '',
 		'secret' => '',
 	),