Luton Town have made six changes for their FA Cup third-round tie away at fellow League Two side Cambridge United.

Captain Stephen McNulty is rested and replaced by Fraser Franks so Jonathan Smith skippers the side from midfield, while there are starts for Paul Connolly, Jim Stevenson, Jake Howells, Adam Drury and Ricky Miller.

Cambridge United have made three changes for the home clash, with Tom Elliott, Ryan Donaldson and Michael Nelson starting in place of Ryan Bird, Scott Cunningham and Ian Miller.

Veteran midfielder Luke Chadwick starts in midfield.

Cambridge United: Dunn, Tait, Taylor, Coulson, Nelson, Donaldson, Chadwick, Champion, Hughes, Simpson Elliott.
Subs: Norris, Miller, Dunk, Atkinson, Hurst, Kaikai, Bird.

Luton Town: Tyler; Connolly, Wilkinson, Franks; Drury, Harriman; Smith, Stevenson, Howells; Cullen, Miller.
Subs: Lacey, Rooney, Ruddock, Lafayette, Robinson, Walker, Justham.