Trains between Bletchley and Bedford will have a new timetable from Monday.
The Marston Vale route will see marginal changes to services departing from Bletchley, with the 7.31 leaving one minute earlier, and the 17.31 moving at 17.36.
More significant changes will affect services from Bedford. The earliest service will now be the 5.41, while the 6.26 will be replaced by a 6.34 train. Departure times will then be changed throughout the day, with the service now ending nearly an hour earlier with the 21.01.
The full timetable can be read online at www.londonmidland.com/download/104231.4/bletchley-bedford-marston-vale-line/