Hi Joe: You can certainly skip the make mrproper step if you are working from the same basic set up. If you are using make bzImage, then you do not need to do a make zImage first. You do need to do a make dep though anytime you change the synth driver. Kirk -- Kirk Reiser The Computer Braille Facility e-mail: kirk at braille.uwo.ca University of Western Ontario phone: (519) 661-3061