diff --git a/addons/website_sale/controllers/main.py b/addons/website_sale/controllers/main.py
index 8b4a1d34d0d..1e8b87fcb48 100644
--- a/addons/website_sale/controllers/main.py
+++ b/addons/website_sale/controllers/main.py
@@ -599,6 +599,7 @@ class WebsiteSale(http.Controller):
         country = 'country_id' in values and values['country_id'] != '' and request.env['res.country'].browse(int(values['country_id']))
         country = country and country.exists() or def_country_id
         render_values = {
+            'website_sale_order': order,
             'partner_id': partner_id,
             'mode': mode,
             'checkout': values,
@@ -627,6 +628,8 @@ class WebsiteSale(http.Controller):
 
         values = self.checkout_values(**post)
 
+        values.update({'website_sale_order': order})
+
         # Avoid useless rendering if called in ajax
         if post.get('xhr'):
             return 'ok'