Katie Taylor and Amanda Serrano both pocketed seven-figure sums from their world title showdown on Saturday night.
But Serrano's promoter Jake Paul wants to see them earn even more money if they clash in a rematch further down the line.
He said earlier this week: "If this happens again or one like it, we're going to have to get these ladies even more of a payday because I've never seen this amount of media at any fight.