Here’s how the deal works:

Now through June 5, when Tim Hortons Rewards Members buy a donut in the app or online, they will receive a free donut with their next purchase.

The offer is good on a wide selection of the brand’s signature donuts from Chocolate Glazed to Boston Cream, Honey Cruller and more.

National Doughnut (Donut) Day is celebrated annually on the first Friday of June.

Image via Tim Hortons

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