Sony released a new system software update for the PlayStation 4 today, and while the company’s official patch notes don’t indicate any major changes, eagle-eyed folks may notice that the firmware updated the icons for a bunch of PlayStation services.

Here are the two “main features” of system software update 4.70, according to Sony:

In tournaments, you can now view match results for each player.

This system software update improves system performance.

What Sony doesn’t tell you is that it also changed the icons for apps such as the PlayStation Store, PlayStation Vue and PlayStation Now. You can check out a full accounting of the changes in the image below. As you can see, the clean new icons conform to the tenets of flat design, which is all the rage these days.

There’s also a flatter icon for PlayStation Plus, although the changes are more subtle in that case. The PlayStation buttons are drawn with thicker lines, and the plane of the entire logo is tilted outward at less of an angle (the old logo is first, on the darker background):

The previous PS4 firmware, version 4.55, was released seven weeks ago and also featured a vague description: “improves the quality of the system performance.” Sony’s most recent major update to the PS4 came in early March, when the version 4.50 firmware added features like Boost Mode for the PS4 Pro and support for external USB hard drives.