Now your original GOG version (v1.1) converted to Steam v188.8.131.52 and not DRM-free, but it comes with 3DM crack.
The reason? Steam pirated updates comes more frequent and much faster.
WARNING! The patch WILL NOT WORK if you installed the game without optional movies. DO NOT INSTALL THE PATCH IN THAT CASE.
Also, patcher doesn’t create backups, so copy your game folder before patching, just in case.