diff --git a/yuthon_stock/models/inherit_stock_picking.py b/yuthon_stock/models/inherit_stock_picking.py
index c9745c6ae..e498f509b 100644
--- a/yuthon_stock/models/inherit_stock_picking.py
+++ b/yuthon_stock/models/inherit_stock_picking.py
@@ -42,7 +42,7 @@ class StockPicking(models.Model):
     @api.depends('origin')
     def _compute_origin(self):
         for record in self:
-            purchase = self.env['purchase.order'].search([('origin', '=', record.origin)], limit=1)
+            purchase = self.env['purchase.order'].search([('name', '=', record.origin)], limit=1)
             if purchase:
                 record.user_id = purchase.user_id.id
             else: