diff --git a/app/Listeners/CreateImageThumbnail.php b/app/Listeners/CreateImageThumbnail.php
index 07ff6145..61d739ff 100644
--- a/app/Listeners/CreateImageThumbnail.php
+++ b/app/Listeners/CreateImageThumbnail.php
@@ -3,13 +3,14 @@
 namespace App\Listeners;
 
 use App\Events\UploadFile;
+use Illuminate\Contracts\Queue\ShouldQueue;
 use Illuminate\Support\Facades\File as FileFacade;
 use Illuminate\Support\Str;
 use Intervention\Image\Constraint;
 use Intervention\Image\Facades\Image;
 use Symfony\Component\HttpFoundation\File\File as SymphonyFile;
 
-class CreateImageThumbnail
+class CreateImageThumbnail implements ShouldQueue
 {
     /**
      * Create the event listener.