Joey Barton rang the changes for tonight's Papa John's Trophy tie in Essex.
In came Jaakkola, Clarke, McCormick, Gibbons, Loft and Marquis, whilst Colchester made one change from their weekend win over Doncaster, with O'Hara starting in goal.
COLCHESTER: O'Hara, Chambers, Smith, Hannant, Judge, Ashley, Newby, Tchamadeu, Kazeem, Tovide, Nouble.
Substitutes: Collins, Sears, Chilvers, Eastman, Chesters, Longstaff, Huws.
BRISTOL ROVERS: Jaakkola, Gibbons, Clarke, Thomas, Connolly, Finley (c), Evans, McCormick, Loft, Marquis, Collins.
Substitutes: Belshaw, Kilgour, Westbrooke, Rossiter, Saunders, Hoole, Coburn.
Referee: T Kirk