Charlton's U18s fell to their first defeat of the season at the hands of Crewe Alexandra on Saturday.
After falling behind in the third minute, the Addicks could not recover as the hosts doubled their lead on 52 minutes on a frustrating afternoon in Cheshire.
Charlton U18s: Maynard-Brewer, Zemura, Nwosu, Kirunda (Keefe 66), Moore, Dempsey, Vennings (Ademiju 59), Morgan, Gody, Willis, Sarmiento (Williams 81).
Subs (not used): Osaghe, Albon