diff --git a/yuthon_purchase/models/purchase_workflow.py b/yuthon_purchase/models/purchase_workflow.py
index 26372e22e..6e42ac56e 100644
--- a/yuthon_purchase/models/purchase_workflow.py
+++ b/yuthon_purchase/models/purchase_workflow.py
@@ -4,7 +4,8 @@ from odoo import api, fields, models
 
 class PurchaseWorkflow(models.Model):
     _name = 'purchase.workflow'
-    _description = '采购工作流'
+    _description = '采购审批单'
+    _inherit = ['soong.workflow.mixin', 'mail.thread.main.attachment', 'mail.activity.mixin']
 
     code = fields.Char(string="编号", default=lambda self: self.env['ir.sequence'].next_by_code('purchase_order_sequence_code'))
     name = fields.Char(string="标题")
diff --git a/yuthon_work_brand/views/purchase_menus.xml b/yuthon_work_brand/views/purchase_menus.xml
index 93bc35a9d..788c7b29d 100644
--- a/yuthon_work_brand/views/purchase_menus.xml
+++ b/yuthon_work_brand/views/purchase_menus.xml
@@ -19,7 +19,7 @@
               action="purchase.purchase_form_action"
               sequence="5"/>
     <menuitem id="purchase_fixe_assets_approval_root"
-              name="采购申请单"
+              name="采购审批单"
               parent="purchase_menus_order_root"
               action="yuthon_purchase.view_purchase_workflow_action"
               sequence="7"/>