A deal has been agreed until the end of next year's World Cup.
Johnny Sexton has signed a new contract with the IRFU.
The Leinster and Ireland out-half has agreed a deal until the end of next year's World Cup.
Sexton recorded his 100th Ireland appearance against Japan last year, while he has played on 178 occasions for Leinster.
He says he's 'excited about the prospect of competing at a fourth World Cup'.