It’s time to shake up your taste buds with this delicious offer from Dairy Queen.

For a limited time, you’ll be able to get any size shake or malt for free with your purchase of one. The offer is available in their mobile app, so make sure to snag that if you haven’t already. It’s perfect because now you don’t have to choose between shake flavors, just get one of each. The offer is available from Jan. 21-27.

Click below!