diff --git a/sf_maintenance/models/sf_equipment_maintenance_standards.py b/sf_maintenance/models/sf_equipment_maintenance_standards.py
index 47e7ddaf..7c8740f5 100644
--- a/sf_maintenance/models/sf_equipment_maintenance_standards.py
+++ b/sf_maintenance/models/sf_equipment_maintenance_standards.py
@@ -62,7 +62,6 @@ class SfSaintenanceStandards(models.Model):
     fault_type = fields.Selection(
         [('电气类', '电气类'), ('机械类', '机械类'), ('程序类', '程序类'), ('系统类', '系统类')], string='类别')
     equipment_maintenance_standards_id = fields.Many2one('equipment.maintenance.standards', string='设备维保标准')
-    maintenance_request_id = fields.Many2one('maintenance.request', string='设备维保计划')
     images = fields.One2many('maintenance.standard.image', 'standard_id', string='反馈图片')
     Period = fields.Integer('周期/频次(天)')
     remark = fields.Char('备注说明')
diff --git a/sf_maintenance/models/sf_maintenance_requests.py b/sf_maintenance/models/sf_maintenance_requests.py
index 8a8ce54b..fad9e55f 100644
--- a/sf_maintenance/models/sf_maintenance_requests.py
+++ b/sf_maintenance/models/sf_maintenance_requests.py
@@ -25,7 +25,7 @@ class SfMaintenanceEquipmentCategory(models.Model):
             if not record.equipment_maintenance_id:
                 record.equipment_maintenance_id = False
 
-    maintenance_standards = fields.One2many('maintenance.standards', 'maintenance_request_id', string='维保标准')
+    maintenance_standards = fields.Many2many('maintenance.standards', string='维保标准')
 
     @api.constrains('equipment_maintenance_id')
     def _check_equipment_maintenance_id(self):