Update OCS 2.0.5 on debian 8

Hi,

I want to update my old version of ocs on my debian 8 but i can't find the ocsinventory-restapi.conf on my files.

Im following this tutorial https://wiki.ocsinventory-ng.org/03.Basic-documentation/Updating-the-server/#update-an-existing-ocs-server-installation

thanks.