The gap to safety is down to eight points after tonight's win in front of Carlisle's lowest crowd of the season. Cheltenham remain bottom after a last minute equaliser robs them of all three points for the second game running in their 1-1 draw with Oldham. Crewe drew 2-2 with MK Dons to move up to 17th, while Northampton lost 4-3 at home to Swindon to become the target team on 41 points.
In League Two Accrington posted a gate of 1,086 in beating Darlington 1-0, while Bury missed out on second place after only drawing 1-1 with Rotherham.
In the Conference Oxford won 3-1 at Rushden to move within two points of the play-offs. Loanee Bull Bradley Hudson-Odoi played the full match as Grays drew 1-1 at Torquay, a result that means Lewes are relegated. Stevenage made it 22 games unbeaten with a 0-0 draw at Histon.