Update 6.30pm: Robbie Henshaw is a late withdrawal for Ireland's clash with Argentina today due to a minor hamstring complaint picked up in the warm-up.
Ulster star Will Addison will step into the starting XV for his full Ireland debut.
Sean O'Brien will make his first start in almost a year as Ireland host Argentina in Dublin this evening.
The British and Irish Lions flanker slots back into boss Joe Schmidt's first-choice Ireland back-row, with Munster men Peter O'Mahony and CJ Stander completing the loose-forward trio.
Full-back Jordan Larmour is bidding to build on his hat-trick in the 54-7 Italy thumping from last weekend, while Argentina have former Leicester flanker Pablo Matera as captain and Nicolas Sanchez are set to direct proceedings from fly-half.