Tranmere 1-0 Oldham
Tranmere kept up the chase on the top two in League One after Max Power's goal gave them a narrow victory over Oldham who remain in the bottom four.
Tranmere are now just two points off second-placed Sheffield United after they drew with MK Dons.
Oldham keeper Dean Bouzanis kept out Jean Louis Akpa Akpro's header before Power found the net from 18 yards.
Jose Baxter went close to an equaliser for Oldham when he rifled a 25-yard free-kick off the underside of the bar.