Striker returns to former club in midweek clash.
U's: Walker, Lewington, Clohessy, Eastman, Wynter, Briggs, Gordon, Vincent-Young Fox, Moncur, Szmodics, Lapslie, Massey, Watt, McEvoy, Sembie-Ferris, Porter, Bonne, MarriottThe U's will wait on the availability of George Moncur, who has been suffering with tonsilitis, but otherwise it is the same squad that took on Crewe at the weekend.
The midweek match at Bramall Lane will see a quick return to his former club for Chris Porter, who has hit the ground running with two goals in three games for the U's since his switch from the Blades at the end of January.
Colchester United head to Bramall Lane on Tuesday night looking to bounce back from the weekend defeat to Crewe Alexandra.