diff --git a/mandayejs/mandaye/views.py b/mandayejs/mandaye/views.py
index 9cd268d..a760409 100644
--- a/mandayejs/mandaye/views.py
+++ b/mandayejs/mandaye/views.py
@@ -174,7 +174,7 @@ def post_login_do(request, *args, **kwargs):
         url = resolve_url('associate')
     elif result.get('result') == 'redirect':
         url = urlparse.urlsplit(result.get('url', '/'))
-        url = urlparse.urlunsplit((None, None, url.path, url.query, url.fragment))
+        url = urlparse.urlunsplit(('', '', url.path, url.query, url.fragment))
     else:
         credentials.linked = True
         credentials.save()