If you have a new Camera, you have been waiting for this Upgrade for Photoshop CS5
April 27, 2011
Lightroom 3.4 and Camera Raw 6.4 are now available as final releases on Adobe.com and through the update mechanisms available in Photoshop CS5 and Lightroom 3. These updates include bug fixes, new camera support and new lens profiles.
For details on the Upgrade you can read about it here from the "Lightroom Journal"