On January 2, 2019 Aribi joined to Étoile Sahel for four seasons, coming from DRB Tadjenanet.[2] He made his debut for the team in the Ligue Professionnelle 1 during a win against Club Africain, later Aribi scored his first goal with the club against CS Hammam-Lif in 2–1 victory. On April 18, in the Arab Club Champions Cup final against Al-Hilal, Karim Aribi scored the first goal to lead Étoile Sahel to win the title, which is the first with his club.[3] On August 11, He made his debut in the CAF Champions League and in the same match scored his first goal against Hafia.[4] two week later against the same club scored a super hat-trick.[5]