Here's how the Blues line-up for tonight's gamePhil Brown made four changes to the side that lost 4-1 to Rochdale last time out with David Worrall, Myles Weston, Will Atkinson and Stephen McLaughlin coming into the side.
There was also a place on the bench for Ryan Leonard, who had recovered from a medial knee ligament injury sustained in the match against Colchester.
Southend XI | Bentley, Worrall, Thompson, Barrett, Coker, McLaughlin, Deegan, Atkinson, Weston, Payne, Barnett.
Subs | Smith, White, Hurst, Leonard, McQueen, Loza, Malarczyk
Sheffield United | Long, Basham, Flynn, Coutts, Sharp, Done, McEveley, Adams, McGahey, Hammond, Whiteman.
Subs: Howard, Woolford, Sammon, Reed, Calvert-Lewin, Kelly, Brooks