Anyone planning to visit Indonesia are being urged to be careful, with the country experiencing a spike in Dengue Fever.
There have been 16 cases of the infection in Greater Geelong so far this year, and another 11 in Wyndham.
Authorities say many of the 199 cases in Victoria are associated with overseas travel
Dengue Fever is spread by mosquitoes and symptoms include sudden fever and chills, severe headache and swollen glands.
The Health Department is asking travellers to take steps to avoid being bitten as there is no vaccine.
Those steps can include wearing insect repellent, having loose, light-coloured clothing and removing stagnant water around homes and properties.