Luton were held to a 1-1 draw by fellow promotion chasers Carlisle, who finished the match with 10 men.
The visitors were ahead with the first attack, Shaun Miller's header spilled by Christian Walton and Jason Kennedy tapping home on five minutes.
However, Luton levelled on 10 minutes, Jack Marriott crossing for Danny Hylton to notch his 14th of the season.
Alan Sheehan shot straight at Mark Gillespie, while Nicky Adams' effort was tipped over by Walton.
Marriott then missed a glorious chance, heading...