Abdou made his second debut for FC Martrigues in the opening game of the season, starting the whole game, in a 3–0 win over Annecy. In a follow up match against Hyères, he scored his first goal for the club, in a 1–0 win. Abdou later scored his second goal for the side, in a 2–0 win over CA Pontarlier on 15 September 2018. Abdou established himself in the starting for the side throughout the season, as he made twenty–five appearances and scoring two times in his first season return at FC Martrigues.