Ireland captain Johnny Sexton returns as Ireland face Scotland in Murrayfield on Sunday.
Sexton missed the Round 3 fixture in Rome against Italy having picked up a knock against France in the previous round.
Conor Murray is also restored to the starting line up having impressed off the bench against Italy. In the midfield, Bundee Aki shifts to inside centre with Garry Ringrose returning to the starting line-up.
The back three that has started every game of this Championship campaign lines out again with Hugo Keenan at full-back and Mack Hansen and James Lowe on the wings.
Up front, Dan Sheehan and Tadhg Furlong are introduced to the front row to join Andrew Porter.
James Ryan and Iain Henderson lock down at second row with Peter O’Mahony starting at blindside flanker, Caelan Doris shifting to number eight and Josh van der Flier lining out at openside.
Cian Healy, Jamison Gibson-Park and Robbie Henshaw are included amongst the replacements alongside Ronan Kelleher, Tom O’Toole, Ryan Baird, Jack Conan and Ross Byrne.
Ireland
- Hugo Keenan
- Mack Hansen
- Garry Ringrose
- Bundee Aki
- James Lowe
- Johnny Sexton (c)
- Conor Murray
- Andrew Porter
- Dan Sheehan
- Tadhg Furlong
- Iain Henderson
- James Ryan
- Peter O’Mahony
- Josh van der Flier
- Caelan Doris
Replacements
- Ronan Kelleher
- Cian Healy
- Tom O’Toole
- Ryan Baird
- Jack Conan
- Jamison Gibson Park
- Ross Byrne
Ireland v Scotland
2023 Guinness Six Nations Championship
Murrayfield, Kick-off: 3pm