Guerrero's next fight was announced on July 16, to take place at the Honda Center in Anaheim against Argentine boxer David Emanuel Peralta (25–2–1, 14 KOs) on August 27. Guerrero was outboxed, outclassed and beaten by Peralta. The judges decided after 12 rounds Peralta won by split decision, handing Guerrero his 4th loss in his last six fights.
