diff --git a/frontend/controllers/FingerprintController.php b/frontend/controllers/FingerprintController.php
index c43b18e..adbca3c 100644
--- a/frontend/controllers/FingerprintController.php
+++ b/frontend/controllers/FingerprintController.php
@@ -73,7 +73,7 @@ class FingerprintController extends Controller
             throw new NotFoundHttpException('Card not found:' . $id_card);
         }
 
-        $customer = Customer::findOne($card->customer);
+        $customer = Customer::findOne($card->customer->id_customer);
 
         if (!isset($customer)) {
             throw new NotFoundHttpException('Customer not found');