Windows 8.1 Install: Don't panic on the first screen

So I am creating my standard development VM's for Windows 8.1 (Visual Studio 2013 and SQL Server 2012)  and the first screen that shows up during install is:

I tend to be a meticulous chaps and was surprised I'd selected the Windows 8 ISO by mistake. To quote the late, great Douglas Adams, "Don't panic." Windows 8.1 is just a flavor of Windows 8 so the screenshot is correct but the OS being installed is Windows 8.1.