WEST HAM striker Carlton Cole scored the winning goal as West Ham came from behind to beat the Sky Blues.
Outstanding Jay Tabb opened the scoring at the Ricoh Arena as Coventry City took the lead - but West Ham hit back only minutes later.
The Sky Blues midfielder headed home an Isaac Osbourne cross to send the Sky Blue Army cup crazy once again.
But an own goal by Marcus Hall saw the Hammers claw their way back into the clash.
And Cole struck in the dying moments to seal the win for the Premier League side.
Earlier in the second half, West Ham had moved up through the gears as they began to assert their quality against the Sky Blues.
Dangerman Carlton Cole headed wide before a last-ditch tackle from Marcus Hall stopped another promising Hammers' attack.
It was all square at the Ricoh at half time.
City, buoyed by an exciting performance by star striker Michael Mifsud, has the lion's share of possession in the first half against the Premier League outfit.
The Sky Blues made a bright start to the match.
Mifsud brought the crowd to his feet with a thrilling run and shot which resulted in a corner.
Fellow striker Leon Best continued the pressure with a shot which Richard Wright turned round the post.
He nearly made the breakthrough early on but was brought down by a foul by George McCartney, which earned the defender a booking.
Jay Tabb had an early shot blocked and a cross caught in a by Hammers' keeper Wright in a lively opening period.
7.45pm: We're off. The Ricoh is packed for the visit of the Premier League team, West Ham.
Coventry: Marshall, McNamee, De Zeeuw, Turner, Hall, Tabb, Doyle, Osbourne, Gray, Mifsud, Best.
West Ham: Wright, Neill, Ferdinand, Upson, McCartney, Bowyer, Noble, Mullins, Etherington, Boa Morte, Cole.