The Maccabees Glastonbury announcement leaked?

The Maccabees have had a love-in with Glastonbury Festival for a long time now, and with the band disbanding very soon it looks like there will be one more show added to their farewell tour. So has the announcement leaked? Take a look below and see for yourself, it's a screengrab of the EE website detailing the line-up for Glastonbury 2017.