diff --git a/app/Http/Controllers/Web/Shop/Config/Certification/DeleteController.php b/app/Http/Controllers/Web/Shop/Config/Certification/DeleteController.php
index a734171..5b48bf1 100644
--- a/app/Http/Controllers/Web/Shop/Config/Certification/DeleteController.php
+++ b/app/Http/Controllers/Web/Shop/Config/Certification/DeleteController.php
@@ -40,7 +40,7 @@ class DeleteController extends WebController
         $relation =  ShopNoRelation::byKey(
             $param->shopId,
             $param->parkingManagementCode,
-            RServiceUsage::認証方式
+            QRServiceUsage::認証方式
         )
             ->firstOrFail();