diff --git a/yuthon_property_approval/models/property_bills_list.py b/yuthon_property_approval/models/property_bills_list.py
index 15c87a2bf..6ec98bd4b 100644
--- a/yuthon_property_approval/models/property_bills_list.py
+++ b/yuthon_property_approval/models/property_bills_list.py
@@ -21,7 +21,9 @@ class PropertyBillsList(models.Model):
     remake = fields.Text(string="备注")
 
     def update_lessor_id(self):
-        for record in self:
+        bills_ids = self.env["property.bills.list"].browse(
+            self._context.get('active_ids', self._context.get('active_id')))
+        for record in bills_ids:
             if record.contract_id:
                 record.lessor_id = record.contract_id.lessor_id.id