diff --git a/core/admin/mailu/__init__.py b/core/admin/mailu/__init__.py
index a3f0353c..d77420e6 100644
--- a/core/admin/mailu/__init__.py
+++ b/core/admin/mailu/__init__.py
@@ -11,7 +11,6 @@ import os
 import docker
 import socket
 import uuid
-import redis
 
 from werkzeug.contrib import fixers
 
@@ -89,9 +88,6 @@ manager.add_command('db', flask_migrate.MigrateCommand)
 babel = flask_babel.Babel(app)
 translations = list(map(str, babel.list_translations()))
 
-# Quota manager
-quota = redis.Redis.from_url(app.config.get("QUOTA_STORAGE_URL"))
-
 @babel.localeselector
 def get_locale():
     return flask.request.accept_languages.best_match(translations)