diff --git a/app/adminapi/lists/contract/ContractLists.php b/app/adminapi/lists/contract/ContractLists.php
index d7d951ed1..fcb083f3a 100644
--- a/app/adminapi/lists/contract/ContractLists.php
+++ b/app/adminapi/lists/contract/ContractLists.php
@@ -56,7 +56,7 @@ class ContractLists extends BaseAdminDataLists implements ListsSearchInterface
     {
         return Db::name('Contract')->alias('c')
             ->where($this->searchWhere)
-            ->leftJoin('bid_buy_bidding_document bbbd','c.id = c.buy_bidding_document_id')
+            ->leftJoin('bid_buy_bidding_document bbbd','bbbd.id = c.buy_bidding_document_id')
             ->leftJoin('project p','p.id = bbbd.project_id')
             ->leftJoin('custom ct','ct.id = c.customer_id')
             ->field('c.*, bbbd.project_id, p.name as project_name, ct.name as customer_name')
diff --git a/app/adminapi/logic/bid/BidSecurityRefundLogic.php b/app/adminapi/logic/bid/BidSecurityRefundLogic.php
index ad41cd47f..5028a9757 100644
--- a/app/adminapi/logic/bid/BidSecurityRefundLogic.php
+++ b/app/adminapi/logic/bid/BidSecurityRefundLogic.php
@@ -17,6 +17,8 @@ namespace app\adminapi\logic\bid;
 
 use app\common\model\bid\BidSecurityRefund;
 use app\common\logic\BaseLogic;
+use app\common\model\project\Project;
+use app\common\model\custom\Custom;
 use think\facade\Db;
 
 
diff --git a/app/adminapi/logic/contract/ContractLogic.php b/app/adminapi/logic/contract/ContractLogic.php
index 874319c86..ac52ef63c 100644
--- a/app/adminapi/logic/contract/ContractLogic.php
+++ b/app/adminapi/logic/contract/ContractLogic.php
@@ -17,6 +17,8 @@ namespace app\adminapi\logic\contract;
 
 use app\common\model\contract\Contract;
 use app\common\logic\BaseLogic;
+use app\common\model\project\Project;
+use app\common\model\custom\Custom;
 use think\facade\Db;
 
 
@@ -156,8 +158,15 @@ class ContractLogic extends BaseLogic
     public static function detail($params): array
     {
         $contract = Contract::findOrEmpty($params['id']);
-        $contract->custom;
         $contract->document;
+        $contract->project = null;
+        $contract->custom = null;
+        if (!empty($contract->document->project_id)) {
+            $contract->project = Project::findOrEmpty($contract->document->project_id);
+        }
+        if (!empty($contract->project->custom_id)) {
+            $contract->custom = Custom::findOrEmpty($contract->project->custom_id);
+        }
         return $contract->toArray();
     }
 }
\ No newline at end of file