Luke Wilkshire's early goal after just three minutes - his first goal since November - was enough to give Danny Wilson's side all three points and keep them top of the table.
Ian Stonebridge's last-gasp goal helped Plymouth come from behind to overcome Port Vale at Home Park.
Stephen McPhee stunned the hosts going in front on 53 minutes, but Martin Phillips levelled matters ten minutes from time.
Plymouth looked like falling further behind Bristol City before Stonebridge popped up in stoppage time to net the winner.
Swindon closed the gap on the leading pack with a comfortable 2-0 success over Chesterfield.
Sean O'Hanlon gave Swindon the lead on 33 minutes and Sam Parkin made sure of the points with the second four minutes from time.
Brighton moved into fifth with an impressive 3-0 win over Bournemouth.
Gary Hart gave the hosts a dream start with the opener after just six minutes and loan signing Trevor Benjamin doubled the lead seven minutes later.
Leon Knight put the game beyond Bournemouth with the third from the penalty spot on 24 minutes.
Luton moved into the play-off places with a superb 4-1 win over Luton with Enoch Showunmi the hero for The Hatters with a superb hat-trick.
Emmerson Boyce fired Luton in front on ten minutes and Enoch Showunmi doubled the lead four minutes after the restart.
Loan signing from Leicester Tommy Wright reduced the arrears on 63 minutes for Brentford, but Showunmi restored the two-goal cushion with his second three minutes later.
Showunmi made the game safe with his third ten minutes from time to lift Luton into sixth spot.
Barnsley missed the chance to keep pace with the leading pack after being held to a goalless draw by bottom of the table Wycombe at Oakwell.
Sheffield Wednesday moved into the top half of the table with an impressive 2-1 win at Rushden & Diamonds with Guylain Ndumbu-Nsungu netting both goals for The Owls from the penalty spot.
Ndumbu-Nsungu netted his first from the spot on 13 minutes after Leo Roget felled Kim Olsen in the box and he added a second again from the spot on 55 minutes for a handball by Marcus Bignot.
The visitors were made to hold on for the win when Rodney Jack pulled one back two minutes from time.
Paul Heffernan inspired Notts County to a 4-1 win over fellow strugglers Stockport to boost their survival hopes with a brilliant four-goal show
Heffernan gave County the ideal start with the opener on just two minutes and the Irishman added a second on 27 minutes.
Michael Byrne pulled one back on 58 minutes for the visitors, but Heffernan made sure of the win and completed his hat-trick when he converted from the penalty spot on 73 minutes.
Heffernan then sealed a memorable afternoon for himself with the fourth five minutes from the end.
Eugene Dadi's late goal earned Tranmere a 1-1 draw at Oldham.
Scott Vernon fired Oldham in front on the hour mark, but Dadi struck three minutes from time to earn Brian Little's men a point.
Grimsby are still in trouble at the wrong end of the table after going down 2-0 at Colchester.
Craig Fagan netted the opener on 65 minutes and Kemal Izzet added a second in the dying moments to see off Grimsby.
Click on fixture for full match summary
Barnsley v Wycombe
Brighton v Bournemouth
Bristol City v Wrexham
Colchester v Grimsby
Luton v Brentford
Notts County v Stockport
Oldham v Tranmere
Plymouth v Port Vale
Rushden v Sheff Wed
Swindon v Chesterfield
