diff --git a/src/Illuminate/Queue/DatabaseQueue.php b/src/Illuminate/Queue/DatabaseQueue.php
index 7e1688c03bca..75a0161e81c8 100644
--- a/src/Illuminate/Queue/DatabaseQueue.php
+++ b/src/Illuminate/Queue/DatabaseQueue.php
@@ -2,7 +2,6 @@
 
 namespace Illuminate\Queue;
 
-use Throwable;
 use Illuminate\Support\Carbon;
 use Illuminate\Database\Connection;
 use Illuminate\Queue\Jobs\DatabaseJob;
@@ -195,6 +194,7 @@ public function pop($queue = null)
             if ($job = $this->getNextAvailableJob($queue)) {
                 return $this->marshalJob($queue, $job);
             }
+            
             return null;
         });
     }