The Reds will now travel to the DW Stadium on Thursday 13th April 2017, previously the fixture was scheduled for Saturday April 15th 2017.
Move allows more recovery time for both sides ahead of the Easter Monday fixtures, with the Reds playing against Brentford, at Oakwell.
WIGAN ATHLETIC v BARNSLEY
SKY BET CHAMPIONSHIP
Thursday 13 April 2017
Wigan put the request forward and both Clubs have reached an agreement, along with the EFL.
Ticket details for the match will be released nearer the time.