Gianluigi Buffon and Giorgio Chiellini has signed new one-year contracts with Juventus to 2021.
Both deals were to expire on Wednesday.
Captain Chiellini will turn 36 in August and said he intends to play on for at least one more year.
He has been in the Juve squad since 2005, amassing 509 competitive appearances for the club, scoring 36 goals.
As for Buffon, the goalkeeper has 669 games under his belt in the Bianconeri jersey since arriving from Parma in 2001.