On Saturday, Aug. 23, participating Krispy Kreme stores will be celebrating a special House of Hogwarts day. Any Harry Potter fan who reps their favorite Hogwarts House will get one free original glazed doughnut without having to purchase anything, while supplies last.

Krispy Kreme is debuting its new ‘Harry Potter’-themed doughnuts based on Hogwarts Houses. Find out when the limited time only offer will be available and how to get them

Back to school is coming fast, and to send off August, Krispy Kreme is partnering with Harry Potter to bring magical treats for a limited time.