diff --git a/src/Controller/CAPI/BatteryController.php b/src/Controller/CAPI/BatteryController.php
index 22064a9d..abf56dd3 100644
--- a/src/Controller/CAPI/BatteryController.php
+++ b/src/Controller/CAPI/BatteryController.php
@@ -38,6 +38,7 @@ class BatteryController extends APIController
                 'size' => $batt->getSize()->getID(),
                 'brand' => $batt->getBrand()->getID(),
                 'date_update' => $batt->getDateUpdate()->format('YmdHis'),
+                'flag_new' => $batt->isNew(),
             ];
         }