Apple has just released iPod Updater 2005-11-17 through the Software Update utility. The update, which weights 36.8MB, can be applied to all the iPods but will improve only the iPod shuffle.

Here is the description provided by Apple:

iPod Updater 2005-11-17 includes new iPod Software 1.1.3 for iPod shuffle. iPod Updater 2005-11-17 contains the same software versions as iPod Updater 2005-10-12 for all other iPod models.
Features of iPod Software 1.1.3 iPod shuffle:

Bug fixes