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Key points

• Matt Derbyshire fires Oldham into the lead with a second-half effort. 

• Orient made one change from the side which defeated Hartlepool United with Anthony Griffith starting ahead of Dean Cox.

• Goalkeeper Jamie Jones was fit to return on the bench but a slight niggle meant Lee Cook did not travel to Oldham.

Oldham Athletic line-up

Bouzanis; Grounds, M'Voto, Byrne, Wabara; Wesolowski, Croft, Simpson (Smith, 71), Montano (Sutherland, 71); Derbyshire, Baxter

Subs not used: Cisak, Brown, Tarkowski, Furman, M'Changama

Leyton Orient line-up

Allsop; McSweeney, Sawyer, Chorley, Clarke; Griffith, Smith, Odubajo (Cox, 67), Rowlands, Wagstaff; Brunt (Symes, 73)

Subs not used: Jones, Baudry, Laird, James, Mooney