In a game of very few goalscoring opportunities, Lee McCulluchs 56th minute strike for the home side proved to be the winner for the first divisions new-boys.
Rovers came close to equalising late on when Stephen Reids long-range effort was well saved by Filan in the Wigan goal.
ROVERS: Friedel, Neill, Amoruso, Taylor, McEveley, Emerton, Flitcroft (Tugay 46 mins), Thompson (Johansson 70 mins), Reid, Yorke (Jansen 46 mins), Cole (Gallagher 46 mins). Subs not used: Kelly, Todd.