Apple has issued iMac Hard Drive Firmware Update 1.0. The firmware update fixes a hard drive issue that may prevent some iMac (21.5-inch and 27-inch, Mid 2010) systems from booting properly. The update requires Mac OS X 10.6.7 or later and weighs in at 767 KB. You can download it by running Software Update or via Apple's support site here.

This article was originally published on Tuaw.