diff --git a/config/app.php b/config/app.php
index 2de94f109..d8979e630 100644
--- a/config/app.php
+++ b/config/app.php
@@ -289,7 +289,7 @@
     |
     |-------------------------------------------------------------------------
     */
-    'no_retry_mail_errors'    => env('APP_NO_RETRY_MAIL_ERRORS', '(no valid recipients|does not comply with RFC|message file too big)'),
+    'no_retry_mail_errors'    => env('APP_NO_RETRY_MAIL_ERRORS', '(no valid recipients|does not comply with RFC|message file too big|malformed address)'),
 
     /*
     |--------------------------------------------------------------------------