Posh will now face Notts County in Sky Bet League One on Tuesday 21st January (7.45pm).
Peterborough United will face Notts County at London Road on Tuesday 21st January (7.45pm) in Sky Bet League One.
The two sides were due to meet on the 14th January, but this date is now unavailable due to the FA Cup replay with Kidderminster Harriers.
Any tickets purchased for the original date will be valid for the 21st. Tickets can be purchased at www.theposhtickets.com, via the 24-hour hotline 0844 847 1934 and in person at the Box Office.
Full details about the replay with Kidderminster will be confirmed in due course.