diff --git a/app/adminapi/logic/contract/SubcontractingContractLogic.php b/app/adminapi/logic/contract/SubcontractingContractLogic.php
index 326874ede..c5f88bef8 100644
--- a/app/adminapi/logic/contract/SubcontractingContractLogic.php
+++ b/app/adminapi/logic/contract/SubcontractingContractLogic.php
@@ -151,7 +151,7 @@ class SubcontractingContractLogic extends BaseLogic
      */
     public static function delete(array $params): bool
     {
-        SubcontractingContractDetail::where('subcontracting_contract_id', $subcontractingContract->id)->update(['delete_time' =>time()]);
+        SubcontractingContractDetail::where('subcontracting_contract_id', $params['id'])->update(['delete_time' =>time()]);
         return ProcurementContract::destroy($params['id']);
     }