Spinks's next fight, his only one in 1979, was at Monte Carlo, where he was knocked out in the first round by future WBA world heavyweight champion Gerrie Coetzee. In the following fight, Spinks defeated former world title challenger and European title holder Alfredo Evangelista by a knockout in round 5. He then fought to a draw in with Eddie López, scored a knockout over Kevin Isaac in May, and, in October, beat the WBC's top-ranked challenger, Bernardo Mercado, by a knockout in round nine on the undercard of Muhammad Ali vs. Larry Holmes.
Spinks's next fight, his only one in 1979, was at Monte Carlo, where he was knocked out in the first round by future WBA world heavyweight champion Gerrie Coetzee. In the following fight, Spinks defeated former world title challenger and European title holder Alfredo Evangelista by a knockout in round 5. He then fought to a draw in with Eddie López, scored a knockout over Kevin Isaac in May, and, in October, beat the WBC's top-ranked challenger, Bernardo Mercado, by a knockout in round nine on the undercard of Muhammad Ali vs. Larry Holmes.