In the latest issue of Rzeczpospolita, Dr. Michal Markiewicz writes about how to conclude contracts for software (computer program) that is an integral part of, among other things, a machine or equipment. Purchasers of a machine often expect a transfer of rights, including copyrights, to the entire ordered subject of the contract (documentation, design and software) – such a provision should not be agreed to by suppliers of such equipment, if they also use the software contained therein for a number of other machines or devices produced. How to get out of this situation? In the text we propose solutions to protect both parties. Publicly available excerpt from the article: https://archiwum.rp.pl/artykul/1486328-Jak-chronic-prawa-autorskie-zapisane-w-fabrycznej-linii.html