The 20-year-old Kettering-born forward was the first player to score in five consecutive matches in the Canadian Super League for Cavalry FC in June 2022, prior to signing for the Hatters just before the start of last season.
Pepple, a former Canada Under-17 international, has yet to make a senior appearance for the club since arriving at Kenilworth Road, but gained EFL experience on loan at Grimsby Town in the first half of the 2022/23 campaign.
We wish you all the best at Hayes Lane for the rest of the season, Bim!