diff --git a/sf_manufacturing/models/purchase_order.py b/sf_manufacturing/models/purchase_order.py
index a16eb120..398db85b 100644
--- a/sf_manufacturing/models/purchase_order.py
+++ b/sf_manufacturing/models/purchase_order.py
@@ -110,7 +110,7 @@ class PurchaseOrderLine(models.Model):
     _inherit = 'purchase.order.line'
 
     part_number = fields.Char('零件图号',  store=True, compute='_compute_related_product')
-    part_name = fields.Char('零件图号', store=True,
+    part_name = fields.Char('零件名称', store=True,
                               compute='_compute_related_product')
     related_product = fields.Many2one('product.product', string='关联产品',
                                       help='经此产品工艺加工成的成品')