Wycombe centre-back Leon Johnson has signed a new two-year contract which will keep him at the club until 2013.
Johnson has made 117 appearances and achieved two promotions to League One during a successful four-year stint with the Chairboys.
He told the club's official website: "I'm happy to commit myself for another two years and hopefully I can help the club move forward.
"I've enjoyed my time here so far and I'm glad to get it all done and dusted," he added.
Manager Gary Waddock said: "I'm really pleased that he's committed himself to the club.
"He showed his qualities last season with a number of strong performances which helped us achieve promotion."