diff --git a/app/adminapi/lists/contract/ContractLists.php b/app/adminapi/lists/contract/ContractLists.php
index 7912fc657..fdc6410e5 100644
--- a/app/adminapi/lists/contract/ContractLists.php
+++ b/app/adminapi/lists/contract/ContractLists.php
@@ -38,7 +38,7 @@ class ContractLists extends BaseAdminDataLists implements ListsSearchInterface
     public function setSearch(): array
     {
         return [
-            '=' => ['c.org_id', 'c.dept_id', 'c.contract_name', 'c.contract_type', 'c.contract_code'],
+            '=' => ['c.org_id', 'c.dept_id', 'c.customer_id', 'c.contract_name', 'c.contract_type', 'c.contract_code'],
         ];
     }