Dubois floored Harper with a jab and left hook in the sixth round, then continued to dominate. The judges scored 98‑91, 97‑92, 98‑91 in Dubois’ favor, giving her the WBC and WBO lightweight belts.
The bout took place at Olympia in London, the first UK show by Most Valuable Promotions. Harper, a three‑weight champion, suffered a cut after a head clash but fought on until the final round.