Apple has posted an update for the MacBook and MacBook Pro keyboards.

Keyboard Firmware Update 1.0

This MacBook and MacBook Pro firmware update addresses an issue where the first key press may be ignored if the computer has been sitting idle. It also addresses some other issues.

The update package will install an updater application into the Applications/Utilities folder and will launch it automatically. Please follow the instructions in the updater application to complete the update process.

The update weights just 665KB and is available either through the Software Update utility or thourgh Apple's support web site.