The France head coach would have kept the same starting XV that lined up in their 15-8 win over Scotland in Paris on Saturday, but Toulon prop Alexandre Menini went off with a foot injury.
So Racing Métro’s Eddy Ben Arous comes in for his first international start at loosehead with Clermont Auvergne’s Vincent Debaty replacing him on the bench.
— FFRugby (@FFR_officiel) February 11, 2015
Castres’ South Africa-born scrum-half Rory Kockott, who made his first start for France last week, keeps his place alongside Camille Lopez despite an impressive performance off the bench by his Clermont Auvergne rival Morgan Parra.
Saint-André has also kept faith with another South African in Bayonne full-back Scott Spedding, despite the availability of the more experienced Brice Dulin.
Ireland head coach Joe Schmidt names his team on Thursday morning.
France: Scott Spedding (Bayonne); Yoann Huget (Toulouse), Mathieu Bastareaud (Toulon), Wesley Fofana (Clermont Auvergne), Teddy Thomas (Racing Métro); Camille Lopez (Clermont Auvernge), Rory Kockott (Castres); Eddy Ben Arous (Racing Métro), Guilhem Guirado (Toulon), Rabah Slimani (Stade Français), Pascal Papé (Stade Français), Yoann Maestri (Toulouse), Thierry Dusautoir (Toulouse, captain), Bernard Le Roux (Racing Métro), Damien Chouly (Clermont Auvergne).
Replacements: Benjamin Kayser (Clermont Auvergne), Uini Atonioa (La Rochelle), Vincent Debaty (Clermont Auvergne), Romain Taofifénua (Toulon), Loann Goujon (La Rochelle); Morgan Parra (Clermont Auvergne), Rémi Talès (Castres), Rémi Lamerat (Castres).
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