diff --git a/Form/EventListener/MergeCollectionListener.php b/Form/EventListener/MergeCollectionListener.php
index 35ebba9..6ad4b5b 100644
--- a/Form/EventListener/MergeCollectionListener.php
+++ b/Form/EventListener/MergeCollectionListener.php
@@ -37,7 +37,6 @@ class MergeCollectionListener implements EventSubscriberInterface
             }
         }
 
-        echo $data;
         $event->setData($collection);
     }
 }