Clearing computer name before getting image of system

Hi, I need to create an image of a system with many applications installed on it, but before that, I need to clear JUST the computer name. So after I deploy the image to another PC it'll ask JUST for the computer name (no change in domain, users, etc.) I tried with sysprep but it's clearing more than I want, and clearing some settings that I don't want to touch on my image. Tried to...