Andreas Christensen has signed a new contract with Chelsea that runs until June 2022.
The Premier League champions confirmed this on Tuesday night.
Christensen has been rewarded for a season, that has seen him start 13 of the Blues’ 22 Premier League matches.
“It feels really good to sign a new contract and I’m just happy to be committed to Chelsea for the future,” Christensen told the club’s website.
“I’ve played a lot of games, I’m enjoying it at the club and everything is working well.”
Club director Marina Granovskaia added: “This contract is reward for the excellent from Andreas has shown in the first half of the season. He showed immense potential when he signed for Chelsea in 2012 and is now enjoying the benefits of the dedication and professionalism he has shown since.
“After two seasons on loan in Germany we were convinced he was ready to be a part of the squad this season and he has grasped the opportunity with both hands. We are delighted he has chosen to commit his future to Chelsea and we look forward to four-and-a-half more successful years with Andreas at the club.”