Gillingham extended their unbeaten start to the season with a 1-0 victory at winless Oldham, a result that moved them top of League Two.
After a feisty first half of few chances, the home side took charge after the break but were ultimately undone by a single second-half header.
Oldham Spurn Their Openings
Kane Drummond missed a golden opportunity at the start of the second half, sending the ball skimming off the top of the crossbar with a header from close range.