One more friendly has been added to the pre-season programme.Wolverhampton Wanderers will visit the Proact towards the end of July.
The game against Wolves - recently relegated to League One - is on Tuesday, July 23 (kick-off to be confirmed).
The full pre-season programme announced so far:
Buxton (a), Saturday, July 6, kick-off 3pm.
Huddersfield Town (h), Saturday, July 13, kick-off 3pm.
Nottingham Forest (h), Tuesday, July 16, kick-off to be confirmed.
Southport (a), Saturday, July 20, kick-off 3pm.
Wolverhampton Wanderers (h), Tuesday, July 23, kick-off to be confirmed.
Please note that admission prices for all fixtures will be released at a later date.