diff --git a/yuthon_purchase/models/purchase_fixed_assets.py b/yuthon_purchase/models/purchase_fixed_assets.py
index d9fa2b1b7..ea6ca1522 100644
--- a/yuthon_purchase/models/purchase_fixed_assets.py
+++ b/yuthon_purchase/models/purchase_fixed_assets.py
@@ -7,7 +7,7 @@ class PurchaseFixedAssets(models.Model):
     _description = '固定资产采购单'
     _inherit = ['soong.workflow.mixin']
 
-    purchase_code = fields.Char(string="流水号",
+    code = fields.Char(string="流水号",
                        default=lambda self: self.env['ir.sequence'].next_by_code('purchase_order_sequence_code'))
     name = fields.Char(string="名称")
     company_id = fields.Many2one('res.company', string="公司", default=lambda self: self.env.company)