2pm kick-off on Saturday 15 April
The early kick-off on Saturday 15 April has been agreed to that the visitors have enough time to catch their flight home from Gatwick Airport after the match.
Guernsey are just one spot off the relegation places with five matches left, but have an 11 point gap over third-from-bottom Chatham Town, who have a game in hand.
Town won the fixture in Guernsey 4-2 in October.