diff --git a/app/Jobs/Mail/NinjaMailerJob.php b/app/Jobs/Mail/NinjaMailerJob.php
index 8954722e7796..1597a73a1162 100644
--- a/app/Jobs/Mail/NinjaMailerJob.php
+++ b/app/Jobs/Mail/NinjaMailerJob.php
@@ -257,7 +257,9 @@ class NinjaMailerJob implements ShouldQueue
         if(Ninja::isHosted() && $this->company->account->emailQuotaExceeded())
             return true;
 
-
+        if(!str_contains($this->nmo->to_user->email, "@"))
+            return true;
+        
         return false;
     }