The Springboks have dropped to No 7 in the World Rugby rankings following their 22-20 defeat against Wales in Washington DC on Saturday.
The Springboks were ranked sixth before this one-off Test, sandwiched between fifth-placed Scotland and Wales in seventh.
However, the two-point loss to Wales sees the Springboks docked 1.04 rating points from 83.81 to 82.77 and relegated to seventh.
Wales gained a 1.04 points increase, enough to climb two places from seventh to fifth, above South Africa and Scotland.
The rest of the top 10 remain unchanged.
World Rugby rankings (Top 10):
1. New Zealand 93.99
2. Ireland 89.11
3. England 86.23
4. Australia 85.49
5. Wales 84.45
6. Scotland 83.83
7. South Africa 82.77
8. France 79.10
9. Argentina 78.22
10. Fiji 77.93
Full rankings
How the rankings work
Photo: Scott Taetsch/Gallo Images