The Australian share market is expected to open higher despite a mixed session on Wall Street overnight.

The SPI200 futures contract was up 36 points, or 0.55 per cent, at 6,632.0 at 0800 AEST, suggesting an early bounce for the benchmark S&P/ASX200 on Wednesday.

On Wall Street, the Dow Jones Industrial Average finished down 0.08 per cent, the S&P 500 was up 0.12 per cent and the tech-heavy Nasdaq Composite was up 0.54 per cent.

The Aussie dollar is buying 69.29 US cents from 69.52 US cents on Tuesday.