Two central Victorian businesses - the Axedale Tavern and the Hairfolk salon in central Bendigo - have been named as exposure sites for the virus after being visited by a person who has since tested positive.

The news sparked a big increase on Wednesday in the numbers of people lining up in Bendigo to be tested for the virus or to get a vaccination.

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Mayor Jennifer Alden said it was important for people to guard against complacency.

"We must continue to take all the necessary precautions," she said.

"People who are feeling unwell - don't come to work, don't circulate in the community because that's how COVID spreads."

She said it was crucial people used QR codes when visiting public venues and businesses.

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Cr Alden said it was important that people did not panic about the outbreak, but she was pleased to see the strong increase in the number of people seeking a test for the virus.

"People are doing the right thing and that's what we like to see," she said.

"The public health response relies on the tracking and that really makes a difference in our community, and it's great that people are (getting tested)."

She also said the outbreak highlighted the importance of vaccination.

"The strong reminder is that if you're eligible to get vaccinated it is the responsible thing to do."

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