The home game with Derby County has moved from Saturday, December 22 to Sunday, December 23 (2pm), while Manchester City's visit to St James' Park has been put back from Tuesday, January 1 to Wednesday, January 2 (7.45pm).
The Premier League have also agreed a rescheduled date for Newcastle's home game with Arsenal. The St James' Park clash, which was postponed in August because of Arsenal's involvement in the qualifying round of the Champions League, will take place on Wednesday, December 5 (7.45pm).