diff --git a/API/ApprovalBundleApiController.php b/API/ApprovalBundleApiController.php
index 6d1edae..4581762 100644
--- a/API/ApprovalBundleApiController.php
+++ b/API/ApprovalBundleApiController.php
@@ -18,6 +18,7 @@
 use KimaiPlugin\ApprovalBundle\Entity\Approval;
 use KimaiPlugin\ApprovalBundle\Entity\ApprovalHistory;
 use KimaiPlugin\ApprovalBundle\Entity\ApprovalStatus;
+use KimaiPlugin\ApprovalBundle\Enumeration\ConfigEnum;
 use KimaiPlugin\ApprovalBundle\Repository\ApprovalHistoryRepository;
 use KimaiPlugin\ApprovalBundle\Repository\ApprovalRepository;
 use KimaiPlugin\ApprovalBundle\Repository\ApprovalStatusRepository;