Dubois floored Harper with a jab and left hook in the sixth round, then continued to dominate the rest of the fight. Judges scored 98‑91, 97‑92 and 98‑91 in Dubois’ favour, giving her the unified lightweight championship.
The bout took place at Olympia in London, the first UK show by Most Valuable Promotions. Harper, a three‑weight champion, suffered a cut from a head clash but fought on until the final bell.