Fleetwood dropped another two points in the race for automatic promotion from League One as they drew 0-0 at lowly Bury.
The Cod Army slipped out of the top two last week after being held to a goalless draw at home to AFC Wimbledon.
And although Kyle Dempsey hit a post for Fleetwood, they now trail second-placed Bolton by six points.
Bobby Grant hit a first-half shot straight at home keeper Joe Murphy before Dempsey fired against the inside of a Bury post from just outside the box.
Vaughan headed over...