Chris Wilder wants to push Sheffield United into the top six but the Blades were held to a 1-1 draw by West Bromwich Albion at the weekend.
Hull were also dealt a blow in their quest for promotion, losing 3-1 to Millwall at the MKM Stadium.
Middlesbrough, however, avoided a slip-up as they swept Queens Park Rangers aside with a 4-0 win.
Down at the bottom, rock-bottom Sheffield Wednesday were narrowly beaten by Derby County despite a valiant display.
Away from Yorkshire, Coventry City overcame Bristol City and Blackburn Rovers shared the spoils with Portsmouth.
Charlton Athletic edged past Birmingham City, Oxford United were victorious over Preston North End and Swansea City got the better of Stoke City.
Following the latest results, data experts Opta have deployed their supercomputer to predict how the Championship table will look at the end of the season.
