Apple is rolling out the watchOS 2.2.1 update for owners of the Apple Watch. The small update for the smartwatch simply contains bug fixes and improvements.

Apple Watch

Indeed, the only thing that's mentioned on Apple's support page for the update is this very generic note:

This release contains bug fixes and security updates.

It looks like this update doesn't include any new features, but bug fixes and security improvements are always good to see.

How to download watchOS 2.2.1 to your Apple Watch

Apple Watch