7pm kick-off for trip to West Sussex
Town's upcoming EFL Trophy tie at Crawley on Tuesday, 10 November will kick-off 45 minutes earlier than previously scheduled.
Kick-off at The People's Pension Stadium will now be 7pm.
Blues currently sit second in southern group B, ahead of Gillingham on goal difference.
Crawley, meanwhile, are yet to pick up a point in their opening two EFL Trophy outings.
The game will be available to watch live on iFollow Ipswich, with match passes going on sale in due course.