Four of West Ham United's 2013/14 Barclays Premier League fixtures have moved to alternative dates or times.
The home Barclays Premier League fixtures against Manchester City and Chelsea, and the Hammers' away games at Southampton and Norwich City are the affected games.
Sam Allardyce's men will now travel to Southampton on Sunday 15 September for a 4pm kick-off, while the trip to Norwich remains on Saturday 9 November but with a 5.30pm kick-off.
The visit of Manchester City to the Boleyn Ground will also fill the 5.30pm slot on Saturday 19 October, while Chelsea will now come to E13 on Sunday 24 November for a 1,30pm kick-off.
Tickets for the Hammers' opening two home Barclays Premier League fixtures against Cardiff City and Stoke City go on sale from Tuesday with full details available by clicking here
You can also secure your seat for the eagerly-awaited visit of Portuguese UEFA Champions League qualifiers Pacos de Ferreira at the Boleyn Ground.
For ticket details of this prestigious fixture in aid of the Bobby Moore Fund for Cancer Research UK, click here.
Please note that the fixture against Chelsea is still subject to change in the event that they are competing in the UEFA Champions League on the following Tuesday.
It should also be noted that the away fixtures against Tottenham Hotspur and Swansea City in October are both subject to change in the event that they shall be competing in the Group Stages of the UEFA Europa League.
The second round of the Capital One Cup, the stage at which West Ham enter, is scheduled to take place during the midweek of week commencing Monday 26 August 2013, with the draw likely to take place following completion on the first Round on 7 August.