Andy Roddick has singled out a specific area Jannik Sinner needs to address after his loss to Carlos Alcaraz in the US Open final.

Sinner found it tough going against Alcaraz at Flushing Meadows, marking his second Grand Slam final defeat to the Spaniard in 2025. The four-set loss also cost Sinner his World No. 1 ranking, a position he had held for more than a year.

READ MORE: McEnroe questions Sinner’s approach as Alcaraz triumphs in US Open showdown

Andy Roddick has pointed to one area of Sinner’s game that needs improvement if he wants to reclaim the top spot on the ATP Tour.

Roddick weighs in on Sinner’s serve after US Open defeat

Sinner’s serve, usually a strength, came under fire during the US Open final, with both John McEnroe and Roddick noting how much it struggled against

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