Cape Town - Australian captain Steve Smith won the toss and asked South Africa to bat in the second T20 international at the Wanderers.
Live: Proteas v Australia - 2nd T20 International - Wanderers
The Proteas have made two changes to the team that won the first match of the series in Durban on Friday night with Dale Steyn replacing Kyle Abbott and Farhaan Behardien replacing Rilee Rossouw.
Australia have made four changes with Ashton Agar, James Faulker, Shane Watson and Josh Hazlewood all getting a run. They replace Adam Zampa, Andrew Tye, Nathan Coulter-Nile and Usman Khawaja.
AB de Villiers, Q de Kock†, F du Plessis*, JP Duminy, DA Miller, F Behardien, D Wiese, CH Morris, K Rabada, Imran Tahir, DW Steyn
SR Watson, AJ Finch, DA Warner, SPD Smith*, GJ Maxwell, MR Marsh, PM Nevill†, JP Faulkner, JR Hazlewood, JW Hastings, AC Agar