West Ham moved into the top six bracket in the English Premier League after beating Everton 1-0 on Sunday evening.
Angelo Ogbonna scored the all-important goal in the 74th minute, with the host failing to respond.
The win also saw the Hammers equal a club record of seven away matches unbeaten.
The hosts were the better side in the opening half, dominating their visitors for long periods but failed to make any meaningful attempt on goal.
