The new contract will keep the veteran 36-year-old at Stamford Bridge until the summer of 2013.
Hilario has made 39 appearances for Chelsea since joining the club from Nacional in 2006.
The new contract will keep the veteran 36-year-old at Stamford Bridge until the summer of 2013.
Hilario has made 39 appearances for Chelsea since joining the club from Nacional in 2006.
