Put it in an "local" repo and install it with yum in the %post section of the kickstart. This will be exactly the same as installing with yum after an install, so you can test it outside of kickstart. On Wed, 7 Jul 2010, ma qiang wrote: > Thanks a lot for your reply. > But I have a problem. > I have update source and rebuild a rpm. I have many computers in my > school need to install this rpm. > So I want to replace the new rpm in centos, and build a new centos. > and then I can install the rpm using kickstart automaticly. > :) . > ---------------------------------------------------------------------- Jim Wildman, CISSP, RHCE jim at rossberry.com http://www.rossberry.com "Society in every state is a blessing, but Government, even in its best state, is a necessary evil; in its worst state, an intolerable one." Thomas Paine