Added to those already announced, United's league trip to Tranmere has been moved forward a day to Friday 7 October, because it is due to clash with international fixtures, 7.45pm kick-off.
United's pre-Christmas home game with Nottingham Forest will now take place on Friday 16 December.
The match at Glanford Park had previously been scheduled for the following day, and will kick off at 7.30pm.
United's local derby with Doncaster Rovers at Glanford Park on Saturday 21 January has also been rearranged with a 12noon kick-off.
Fixture change confirmation
The Iron's Easter weekend trip to Yeovil in the league has also been rearranged. United face the Glovers on Friday 14 April, 7.45pm k/o.
Meanwhile, United's Carling Cup First Round game at home to Tranmere Rovers will be played on Tuesday August 23, with a 7.30pm k/o.
Meanwhile, United's Carling Cup First Round game at home to Tranmere Rovers will be played on Tuesday August 23, with a 7.30pm k/o.