diff --git a/ext/custom-addons/dp_custom/models/sale.py b/ext/custom-addons/dp_custom/models/sale.py
index 5da35830..c1563d54 100644
--- a/ext/custom-addons/dp_custom/models/sale.py
+++ b/ext/custom-addons/dp_custom/models/sale.py
@@ -255,7 +255,7 @@ class SaleOrder(models.Model):
 #        print('3')
         if vals.get('portal_delivery_id', False):
             if portal_prefix:
-                vals['portal_delivery_id'] = portal_prefix + '.' + vals['portal_id']
+                vals['portal_delivery_id'] = portal_prefix + '.' + vals['portal_delivery_id']
 
             delivery_partner = self.env['res.partner'].search([('portal_id', '=', vals['portal_delivery_id'])])
             delivery_vals['portal_id'] = vals['portal_delivery_id']