diff --git a/lib/classes/caption/field.php b/lib/classes/caption/field.php
index 2ca484ff58..604436442d 100644
--- a/lib/classes/caption/field.php
+++ b/lib/classes/caption/field.php
@@ -288,7 +288,7 @@ class caption_field implements cache_cacheableInterface
         return $values;
     }
 
-    public static function rename_all_metadatas(databox_field $databox_field)
+    public static function rename_all_metadatas(Application $app, databox_field $databox_field)
     {
         $sql = 'SELECT count(id) as count_id FROM metadatas
             WHERE meta_struct_id = :meta_struct_id';
@@ -323,10 +323,6 @@ class caption_field implements cache_cacheableInterface
                 try {
                     $record = $databox_field->get_databox()->get_record($row['record_id']);
                     $record->set_metadatas(array());
-
-                    /**
-                     * TODO NEUTRON add App
-                     */
                     $app['phraseanet.SE']->updateRecord($record);
                     unset($record);
                 } catch (\Exception $e) {
diff --git a/lib/classes/databox/field.php b/lib/classes/databox/field.php
index 04e241201a..f80df177fc 100644
--- a/lib/classes/databox/field.php
+++ b/lib/classes/databox/field.php
@@ -416,7 +416,7 @@ class databox_field implements cache_cacheableInterface
         $stmt->closeCursor();
 
         if ($this->renamed) {
-            caption_field::rename_all_metadatas($this);
+            caption_field::rename_all_metadatas($this->app, $this);
             $this->renamed = false;
         }