The Owls Under-18s claimed a narrow 2-1 win over Queens Park Rangers at Middlewood Road on Saturday.
Goals either side of the interval from a trialist and Bailey Cadamarteri did the damage for Wednesday in S6.
QPR struck 15 minutes from time through Noah McCan’s header from a corner but the hosts held on to go five unbeaten in all competitions.
Our 18s were scheduled to face Sheffield United on Friday at Middlewood Road (3:00pm) but the fixture has been postponed.
Andy Holdsworth’s side face Derby County next in the FA Youth Cup on Monday 21 November at 7:00pm.
XI v QPR: Hall, Bradford, Maltby (c), Flannery, Chapman, Phuthi, Fusire (Thornton 81), Shipston, Tapudzai, Cadamarteri, Trialist (Rodrigues 62)