With polling showing the two major political parties are still neck-and-neck, Australians are being reminded every vote counts.
And if they don't hop online and enrol by Monday evening, their's won't.
The deadline to enrol for the July 2 poll is 8pm (AEST).
"This election was always going to be close," Finance Minister Mathias Cormann told reporters in Canberra on Monday.
"That means that every single vote matters."
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The latest Newspoll shows the government has failed to claw back Labor's 51-49 per cent lead after preferences, reversing the Fairfax-Ipsos poll at the weekend.
Prime Minister Malcolm Turnbull's support continued to fall as Opposition Leader Bill Shorten's standing with voters hit a 12-month high.
Mr Shorten at the weekend reminded voters Labor was the underdog, while saying he had noticed a "distinct awakening of interest in an alternative" during his election campaign.
