Does not work on Yosemite

I used to love playing this game (in spite of the occassional freeze). Unfortunately it no longer loads after updateing my MBP to Yosemite.

(MBP Retina, 15-inch, Late 2013/2.6GHz Intel Core i7/16GB RAM/NVIDIA GeForce GT 750M 2048MB).

Kevin ONeill about Spec Ops: The Line