Chesterfield and Hereford square off in a battle of two unbeaten records when the Bulls visit the B2net.
Hereford midfielder O'Neil Thompson is struggling with groin and heel injuries and will not be fit to play.
Bulls boss Simon Davey has no other injury concerns, with Kenny Lunt set to deputise for Thompson.
Form (All competitions):
Current league position:
Last meeting: Chesterfield 1-2 Hereford Conlon (pen 81); Jervis (Pen 48), Pugh 63
Meetings since 2001:
Chesterfield 1-2 Hereford
Hereford 1-0 Chesterfield
Hereford 2-0 Chesterfield
Chesterfield 4-0 Hereford
Top scorer (all comps):
Dwayne Mattis - 3 - Chesterfield
Jack Lester - 1 - Chesterfield
Janos Kovacs - 1 - Hereford
The views in this article are that of the writer and may not replicate those of the Professional Footballers' Association.