diff --git a/app/common/logic/contract/ContractLogic.php b/app/common/logic/contract/ContractLogic.php
index 74043fa97..df222e2b2 100644
--- a/app/common/logic/contract/ContractLogic.php
+++ b/app/common/logic/contract/ContractLogic.php
@@ -167,7 +167,6 @@ class ContractLogic extends BaseLogic
         $model = Contract::where(['party_b' => $data['party_b']])->find();
         if (empty($model)) {
             $model = new Contract();
-            $model->party_b = $data['party_b'];
             $model->contract_no = time();
             $model->create_time = time();
         }