What version are you running? ReviewBoard 2.0.5 / Django-1.6.5 / py-2.6 What's the URL of the page containing the problem? cron task in cron.conf What steps will reproduce the problem? 1. run rb-site manage /var/www/yourSite cleanup 2. return : /usr/lib/python2.6/site-packages/Django-1.6.5-py2.6.egg/django/core/management/commands/cleanup.py:10: DeprecationWarning: The `cleanup` command has been deprecated in favor of `clearsessions`. 3. So in cron task # Clear expired sessions once a day at 2am 0 2 * * * "/usr/bin/python" "/usr/bin/rb-site" manage "/var/www/reviewboard-lab" cleanup does have the same issue What is the expected output? What do you see instead? use clearsessions instead of cleanup What operating system are you using? What browser? CentOs Please provide any additional information below. This warning was display since Django-1.5.x (https://github.com/django/django/commit/b760503a270484679ad0e06b73e3ed417a113221)