The South African national team dropped out of Africa's top 12, sitting just outside in 13th spot.
It's important to get inside the top 12, as your seeding will reward you with better qualifying draws.
In their world rankings, Bafana Bafana dropped two spots. The changes are due to the fact that South Africa didn't qualify for the 2017 Africa Cup of Nations and the participants moved higher up.
Despite losing in the final, Egypt top Africa by overtaking Senegal, while champions Cameroon are in second spot.
Cameroon's victorious Afcon campaign has seen them climb 29 places in the latest Fifa world ranking update.
The Indomitable Lions now occupy 33rd place, just ahead of Austria and behind Iran.
Egypt have dislodged the Republic of Ireland in 23rd position after climbing 12 places. Tournament hosts Gabon also enjoyed a considerable rise, moving up 21 places to 87th.
There was only one change in the top 10 as France leapfrogged Colombia into sixth place, with Argentina continuing to lead the way at the summit, followed closely by Brazil in second and Germany in third.
Wales and England remain unchanged in 12th and 13th, respectively, but Italy have moved up one place to 15th.
The next Fifa ranking update will be announced on March 9.