“I am very happy to renew with the club I have spent my whole life with,” said the French under-21 international who has made 20 appearances this season.
“It is great news for all Atletico fans, he is a player with enormous potential with a spectacular future to come,” said Atletico’s sporting director Jose Luis Caminero.
Hernandez looks set to start Tuesday’s Champions League semi-final, first leg at Real Madrid with Atletico missing Jose Maria Gimenez, Sime Vrsaljko and Juanfran through injury.
His brother Theo Hernandez is also in high demand after a stellar season on loan at Alaves from Atletico with Real Madrid, Barcelona and Manchester City among those willing to pay his 24 million euros ($26 million) release clause.
The pair’s father Jean-Francois Hernandez also played for Atletico between 2000 and 2001.
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