The new opening hours will only apply to its drive-thru, where those hankering for a late (or early) fast-food fix will be able to get served anytime through the night.
The restaurant's current opening times are 6am till midnight.
The new opening hours means early risers will now be able to order a McBreakfast from as early as 5am via the drive-thru.
According to the McDonald's website, it is the only branch in the Preston, Leyland and Chorley area that will offer 24/7 service.
McDonald's have been approached for more details.