The Iron made it back-to-back wins under caretaker managers Nick Daws and Andy Dawson as they won 2-1 at Coventry on Saturday.Tom Hopper continued his excellent scoring run and Murray Wallace also scored as the Iron moved up to 13th.
The hosts pulled one back through Adam Armstrong, but had Romain Vincelot sent-off and slipped to third straight defeat.
Elsewhere in League One, leaders Burton were in action, but slipped to a second consecutive defeat as they lost 2-1 to Rochdale.
Callum Camps and Ian Henderson put the hosts in a commanding position, with Lucas Akins’ strike proving to be just a consolation.
Second placed Gillingham were also in action, but they suffered a defeat as well, losing 1-0 to a rejuvenated Blackpool side.
Jack Redshaw scored the only goal as the Tangerines extended their unbeaten run to four matches and climb away from the bottom four.
Wigan took advantage of the top two losing, winning comfortably against Port Vale to close the gap to just two points.
A Richard Duffy own-goal and a brace from Will Grigg helped the Latics to victory, with Vale ending with ten men after Ryan McGivern’s dismissal.
Millwall still occupy the last play-off spot, but had to settle for a point at home to relegation threatened Crewe.
Brad Inman gave the visitors the lead, but Lee Gregory equalised swiftly for the play-off hopefuls to leave Crewe six points from safety.
Fleetwood missed the chance to climb out of the bottom four as they suffered late heartbreak to lose 2-1 to Bradford.
Jamille Matt has given them the lead, but James Hanson and Steven Davies completed the turnaround for the hosts.
The only other League One game of the weekend saw Barnsley grab a late win at Swindon, thanks to Sam Winnall’s 90th minute strike.
That means the Tykes have now won six on the bounce and climb into the top half, while Swindon remain in the bottom half and in 17th.
Meanwhile, there were a few League One sides in FA Cup fourth round action at the weekend, with Shrewsbury definitely in the hat for the next round.
They produced a great comeback to defeat Sheffield Wednesday 3-2, with Jack Grimmer netting a dramatic last minute winner.
Peterborough could also progress as Jon Taylor’s goal secured a 2-2 draw against West Brom and gives them a replay.
It was a disappointing weekend for Colchester though as they lost 4-1 to Tottenham, with Nacer Chadli getting a brace for the Premier League side.
There were also defeats for Walsall and Bury, who lost 4-0 and 3-1 to Reading and Hull respectively.
Next up for the Iron is a local derby with Doncaster, with United in confident mood following their back-to-back wins.
Tweets by @SUFCOfficial