There has been a change to the kick-off time in the pre-season friendly at Nuneaton on Saturday, July 21.
Originally scheduled to kick-off at 3pm, the match will now get underway at 2pm.
It was announced over the weekend that former Spireites assistant-manager Nicky Eaden had been named as Nuneaton's new manager.
The revised pre-season programme is as follows:
Saturday, July 7 (12.30pm): Sheffield FC (away)
Saturday, July 7 (3.30pm): Staveley MW (away)
Saturday, July 14 (3pm): Boston United (away)
Tuesday, July 17 (7.30pm): Gainsborough Trinity (away)
Saturday, July 21 (2pm): Nuneaton Town (away)
Wednesday, July 25 (7pm): Wigan Athletic - Tommy Lee testimonial (home)
Saturday, July 28 (3pm): Alfreton Town (away)
Monday, July 30 (7.30pm): Matlock Town (away)