 Because of this Maccarinelli received an immediate opportunity to reclaim his WBO belt in a matchup against undefeated American Jonathon Banks for the now vacant championship, but due to injury Banks was forced to pull out.After several replacements were unable to fight, Maccarinelli instead stepped up to heavyweight to face Matthew Ellis.Maccarinelli won after a 2nd-round KO in what was his debut at the higher weight.