They will top the bill on Sunday, July 6 at London's Hyde Park.
Brighton DJ Fatboy Slim confirmed last week that he would headline the Saturday night at the 4-day event.
The veteran US rockers release new album Saturday Night and Sunday Morning on March 24.
They are joined on the bill by Ben Harper & The Innocent Criminals and Aussie rockers Powderfinger.
Tickets for the festival go on sale on February 22.