Gills agree to play Dartford in July.
Gillingham will play Dartford in a pre-season friendly at Princes Park on Tuesday July 17 (7.30).
Steve Lovell and his management staff have now confirmed five friendlies ahead of the 2018/19 campaign with the first being against Folkestone on Friday July 6 (7.30).
Ticket prices for the Dartford game will follow.