Update 2: Official notes from Nintendo confirm the following:
The standby functions will now regularly connect to the Internet when the Wii U is powered down to check for available SpotPass data or software and system updates
Further improvements to overall system stability and software compatibility
Update: The update is actually out now! Keep in mind that you will be unable to access the eShop until you update your console.
Nintendo is gearing up to release a small system update for Wii U. The news comes from the ever-reliable Emily Rogers, who writes on Twitter that the new firmware “fixes some small bugs here and there.”
The tweet reads:
Told ya a Wii U system update was coming. It fixes some small bugs here and there.
— Emily Rogers (@Emi1yRogers) July 11, 2013
You may remember that Nintendo is also working on a second major update for Wii U. According to Rogers, it won’t be out this month.