so basically, you want to diff the RPMs? Thinking out loud here: Step1: diff spec file Step2: diff files in rpm [rpm2cpio...] Step3: copy patches Step4: apply pathces -- -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- - - - Jason Pyeron PD Inc. http://www.pdinc.us - - Partner & Sr. Manager 7 West 24th Street #100 - - +1 (410) 808-6646 (c) Baltimore, Maryland 21218 - - - -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- This message is for the designated recipient only and may contain privileged, proprietary, or otherwise private information. If you have received it in error, purge the message from your system and notify the sender immediately. Any other use of the email by you is prohibited.