A firmware update for the Canon 60D has been released, version 1.1.0. You can download and learn how to install it here:
According to Canon, Firmware Version 1.1.0 incorporates the following fixes and improvements:
1. Fixes a phenomenon where the wireless built-in flash settings are reset to defaults when the battery is removed from the camera.
2. Fixes an intermittent phenomenon where image-rotation information is not recognized correctly when shooting with the camera in the vertical position depending on the timing of the shutter release.