diff --git a/addons/website_sale/models/website.py b/addons/website_sale/models/website.py
index 877a4afa82a..f3aff71c14c 100644
--- a/addons/website_sale/models/website.py
+++ b/addons/website_sale/models/website.py
@@ -261,7 +261,7 @@ class Website(models.Model):
         # Do not reload the cart of this user last visit if the Fiscal Position has changed.
         if check_fpos and sale_order:
             fpos_id = (
-                self.env['account.fiscal.position']
+                self.env['account.fiscal.position'].sudo()
                 .with_company(sale_order.company_id.id)
                 .get_fiscal_position(sale_order.partner_id.id, delivery_id=sale_order.partner_shipping_id.id)
             )