WEST HAM UNITED manager, Slaven Bilic, was happy to celebrate his 49th birthday in style as his Hammers side saw off newly promoted Huddersfield Town at the London Stadium to record their first Premier League victory of the season.
It took until the 72nd minute for Obiang to make the breakthrough, his hopeful shot from 20 yards taking a huge deflection off defender Mathias Jorgensen and looping past scrambling goalkeeper Jonas Loessl.
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André Ayew finally got off the hook in what has been a very hard week by scoring and assisting to help West Ham United record their first win of the season and alleviate the pressure on Slaven Bilic on Monday night.
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The Terriers had enjoyed an excellent start to their maiden Premier League season, their first in the top flight since 1971-72, winning two and drawing one.
West Ham threatened early on and almost went ahead after 12 minutes when Michail Antonio's cross found Javier Hernandez, who hit the crossbar from close range.
"I am pleased for today because it is his birthday as well so we gave him what he wanted and now hopefully we can kick on". We totally deserve it.
"But we kept the calmness, we changed a little bit the shape of the team and we said to the guys that you're going to go back to basics".
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Certainly, it was a vast improvement on the first three games when West Ham conceded 10 goals in three defeats.
More good work from Antonio - this time on the opposite flank - then forced a free-kick, but Lossl gratefully gathered as James Collins' deflected header dropped tamely on the goal line following the set-piece.
West Ham have struggled for goals in their opening games, with new signing Javier Hernandez netting both their strikes for the campaign so far, and with the availability of the striker, The Hammers will be keen to see their side being more productive up front.
JOE HART claims he is not bothered about keeping clean sheets - providing West Ham are winning matches.
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'It's nice to be back on the pitch, ' the 28-year-old added.