1980–81 S.L. Benfica season with four more wins, including a home win against Porto, which widened their difference to four points. Meanwhile, in Europe, Benfica defeated Fortuna Düsseldorf in quarter-finals but was knocked-out by Carl Zeiss Jena in the semis. The final two months of the Primeira Divisão saw Benfica drop points with Académico de Viseu, Vitória de Guimarães and Sporting, reducing their lead to two points. On match-day 29, a home win against Setúbal secured their 24th league title. They concluded the season by winning their 17th Taça de Portugal in a 3–1 win against Porto. In the previous season, Mário Wilson failed
FC Porto in international football competitions decide the match 8–7 for Porto and give the club their second and last title in this competition. Despite the managerial instability – Fernández was replaced by José Couceiro soon after their Champions League elimination – and weak performances in league matches, Porto finished runners-up to Benfica and secured qualification for the 2005–06 UEFA Champions League group stage. Dutch coach Co Adriaanse was appointed as the new coach for the 2005–06 season, and although his team delivered domestically – reclaiming both Portuguese league and Cup titles – it disappointed in the Champions League, as Porto finished last of their group,