diff --git a/addons/web/controllers/main.py b/addons/web/controllers/main.py
index f30c57a9617..7c845dd141c 100644
--- a/addons/web/controllers/main.py
+++ b/addons/web/controllers/main.py
@@ -35,7 +35,6 @@ from openerp.tools.translate import _
 from openerp.tools import config
 
 from .. import http
-http = http
 
 from openerp.addons.web.http import request
 
diff --git a/addons/web/http.py b/addons/web/http.py
index 249189a30de..f9a7e251453 100644
--- a/addons/web/http.py
+++ b/addons/web/http.py
@@ -1075,7 +1075,7 @@ class Root(object):
         if not router:
             router = self._build_router(db)
             with self.db_routers_lock:
-                router = self.db_routers[db] = router
+                self.db_routers[db] = router
         return router
 
     def find_handler(self):