Cavani and PSG kicked off the season against Lyon for the 2015 Trophée des Champions on 1 August, with him scoring the second goal of a 2–0 victory. On 21 May 2016, Cavani scored the decisive third goal of PSG's 4–2 2016 Coupe de France Final win over Marseille to record a second consecutive Ligue 1–Coupe de France–Coupe de la Ligue domestic treble for the club.