.. _upgrade_from_packages:

=============
From packages
=============

.. warning::

   Before upgrading Centreon, please make a database backup.

********************************************
Upgrade from Centreon version prior to 2.4.0
********************************************

The RPM structure has changed between Centreon 2.3.x and Centreon 2.4.0.

In order to upgrade Centreon, you must choose between two base templates:
``Centreon Engine and Centreon Broker`` or ``Nagios and Ndo2db``.

This choice is based on your monitoring engine.

Check the :ref:`Centreon Enterprise Server documentation
<ces:upgrade>` to learn more about upgrading.

