A five-over game can start after 6:15 pm local time but there is no official word here.
Already assured of their places in the Super Eight stage of the tournament, both Sri Lanka and South Africa would be eyeing a win to finish on top in Group C.
Teams (from):
South Africa: AB de Villiers (c), Hashim Amla, Farhaan Behardien, Johan Botha, JP Duminy, Francois du Plessis, Jacques Kallis, Richard Levi, Albie Morkel, Morne Morkel, Justin Ontong, Wayne Parnell, Robin Peterson, Dale Steyn, Lonwabo Tsotsobe.
Sri Lanka: Mahela Jayawardene (c), Angelo Mathews, Dinesh Chandimal, Tillakaratne Dilshan, Shaminda Eranga, Rangana Herath, Nuwan Kulasekara, Lasith Malinga, Ajantha Mendis, Jeevan Mendis, Dilshan Munaweera, Akila Dananjaya, Thisara Perera, Kumar Sangakkara, Lahiru Thirimanne.