Rovers make just the one change from the side that defeated Queens Park Rangers last weekend.
Returning to the starting eleven is Derrick Williams, but Gordon Greer misses out through injury.
The Millers make two changes from their loss at Ashton Gate as Jon Taylor and Tom Adeyemi are preferred to Joe Mattock and Will Vaulks.
ROTHERHAM: O'Donnell, Kelly, Wood (c), Forde, Ward, Taylor, Ajayi, Newell, Adeyemi, Purrington, Smallwood.
Subs: Bilboe (GK), Mattock, Vaulks, Blackstock, Bray, Ekstrand, Yates.
ROVERS: Steele, Nyambe, Lenihan, Mulgrew, Williams, Feeney, Lowe, Bennett, Conway, Gallagher, Graham.
Subs: Raya (GK), Emnes, Joao, Akpan, Guthrie, Mahoney, Brown.