 On 2 October 2011, in the clash between PSG and Lyon, Jaillet scored the second goal in a 2–0 victory with an assist from Nenê.He gained the confidence of new coach Carlo Ancelotti in a new position as midfielder, with Ancelotti preferring Milan Biševac at right-back.Jallet gained the captaincy late in the season following the dropping of Mamadou Sakho.