McLaren have secured the services of their highly-rated technical director Adrian Newey, but he will play a less hands-on role in the future.
Newey is an important part of the McLaren team
Newey has extended his contract, which was to run out in July, and will oversee a revised design department.
Newey will provide "guidance" to the team's new engineering director Paddy Lowe and vehicle project director Nicholas Tombazis, McLaren said.
McLaren refused to reveal any details about Newey's new contract.
"This is something that will be kept between Adrian and the team," said
a McLaren spokeswoman.
"But we believe his long-term future is with McLaren."
She added: "Adrian will participate in the long-term reorganisation of the
Newey is considered one of the Mercedes-powered team's brightest assets.
He designed a series of title-winning cars with Williams in the 1990s, before moving to McLaren in 1997 and continuing his success until Ferrari's domination started in the new century.
Newey had talked about taking a break to develop other interests away from F1, including racing in historic racing events.
The 46-year-old Briton came close to joining the now-defunct Jaguar team in 2001.
There had been speculation that he might return to Williams, who last won a world championship in 1997 - the last time Newey had an influence on the design of their car.