diff --git a/sf_manufacturing/models/mrp_workorder.py b/sf_manufacturing/models/mrp_workorder.py
index 86fc9dd5..b4fa41c8 100644
--- a/sf_manufacturing/models/mrp_workorder.py
+++ b/sf_manufacturing/models/mrp_workorder.py
@@ -401,7 +401,7 @@ class ResMrpWorkOrder(models.Model):
                 [('routing_type', '=', 'CNC加工'), ('production_id', '=', self.production_id.id)], limit=1)
             res = {'model_code': '' if not cnc.product_id.model_code else cnc.product_id.model_code,
                    'production_no': self.production_id.name,
-                   'machine_tool_code': cnc.workcenter_id.machine_tool_id.code,
+                   'machine_tool_code': cnc.workcenter_id.equipment_id.code,
                    'material_code': cnc.env['sf.production.materials'].search(
                        [('id', '=', cnc.product_id.materials_id.id)]).materials_no,
                    'material_type_code': cnc.env['sf.materials.model'].search(