diff --git a/addons/website_payment/controllers/main.py b/addons/website_payment/controllers/main.py
index a3487e5052d..afcc77e9ff9 100644
--- a/addons/website_payment/controllers/main.py
+++ b/addons/website_payment/controllers/main.py
@@ -16,7 +16,7 @@ class website_payment(http.Controller):
             'acquirers': acquirers
         }
         for acquirer in acquirers:
-            acquirer.form = acquirer.sudo()._registration_render(request.env.user.partner_id.id, {'error': {}, 'error_message': [], 'return_url': '/my/payment_method', 'json': False, 'bootstrap_formatting': True})[0]
+            acquirer.form = acquirer.sudo()._registration_render(request.env.user.partner_id.id, {'error': {}, 'error_message': [], 'return_url': '/my/payment_method', 'json': False, 'bootstrap_formatting': True})
         return request.website.render("website_payment.pay_methods", values)
 
     @http.route(['/website_payment/delete/'], methods=['POST'], type='http', auth="user", website=True)