Its an awsome game but..

On the new iMac 27 inch it wont give me the choice to choose a higher screen resolution than 1600 x 900 or 1600 x 1200. Its blurry and I know the imac can handle the high screen resolution for this game. Ive looked a bit online but I cant find a solution.

Flizp about Star Wars®: The Force Unleashed™, v1.3.0