Coventry City are down to eleventh after their 1-0 defeat at Rochdale on Saturday afternoon.
The Sky Blues are nine points behind leaders Bristol City who drew 3-3 at Fleetwood Town and four points behind second placed MK Dons who beat bottom side Crewe Alexandra 6-1.
MK Dons went ahead of third place Peterborough who lost 1-0 at Yeovil, while Swindon are up to fourth after a 5-2 home victory over Sheffield United.
Chesterfield who lost 3-2 at Doncaster are fifth with Bradford City who drew 0-0 at Colchester United in sixth.
Rochdale's win over City moved them up to seventh and they are closely followed by Preston North End who beat Crawley Town 2-0.
At the other end of the table, Crewe are still bottom, followed by Colchester and Scunthorpe who lost 2-1 at home to Leyton Orient and Port Vale, who gave caretaker manager Robert Page, their first victory with a 2-1 win over Barnsley.
Elsewhere, Gillingham drew 0-0 with Walsall and Notts County drew 0-0 with Oldham.