[1] The track east of the station to Drouin was duplicated in 1952, but the section between Bunyip and Longwarry remains single track, because the bridge over the Bunyip River has not been duplicated.

The line through Longwarry to Warragul was electrified in July 1954, but electrification was removed in December 1998.

[1] On 26 August 1988, the electric staff safeworking system between Longwarry and Bunyip was abolished, and was replaced with automatic three-position signalling.

[2] At the same time, boom barriers were provided at the Yannathan Road level crossing, replacing hand-operated gates.

[1] As part of the Regional Rail Revival project, a second platform will be built at the station, and the line between Bunyip and Longwarry was scheduled to be duplicated, with the project to be completed in late 2022.