diff --git a/config/mail.php b/config/mail.php
index aa36b2a0a67c..728a0356929c 100644
--- a/config/mail.php
+++ b/config/mail.php
@@ -54,7 +54,7 @@ return [
 	|
 	*/
 
-	'from' => ['address' => env('MAIL_FROM_ADDRESS'), 'name' => env('MAIL_FROM_NAME')],
+	'from' => ['address' => env('MAIL_FROM_ADDRESS', env('MAIL_USERNAME')), 'name' => env('MAIL_FROM_NAME')],
 
 	/*
 	|--------------------------------------------------------------------------