The Athlone man has penned a new two year deal.
Robbie Henshaw says it was an 'easy decision' to reject offers from abroad to agree a new contract with the IRFU.
The Athlone man has penned an extension which will keep him with the province until the end of the 2028 campaign.
Jordie Barrett has provided competition for the 12 shirt at Leinster this season, and Henshaw says the All-Black has settled in well:
Meanwhile, Leinster look set to call upon a string of front-line Ireland internationals for their trip to Munster on Friday.
Jamie Osborne trained today, after missing their last three games, while Garry Ringrose and captain Caelan Doris could also start at Thomond Park.
Munster have confirmed that scrum-half Craig Casey will be sidelined until April after having surgery on a knee injury last week.
Wing Thaakir Abrahams and second-row Jean Kleyn will also be out of action for up to four months.
Munster's defence coach Denis Leamy has also revealed that centre Alex Nankivell will be out for a few weeks with the hamstring injury he picked up in their win at Ulster.