The Australian dollar was buying 64.43 US cents at 0800 AEST, up from 64.10 US cents at the close of markets on Tuesday.
One Australian dollar buys 69.07 Japanese yen from 69.04; 58.66 euro cents from 58.66; 51.02 British pence from 51.03; 105.51 NZ cents, from 105.02.