Cape Verde have leapt 15 places in Fifa's latest rankings for October to break into the world's top 50 sides.
The Blue Sharks rose from 56th to 41st, leading a number of African sides to have made impressive progress.
Liberia climbed more places than any other nation, shooting up 65 places to claim a spot in the top 100 - at 95.
South Sudan (144th, up 54), Central African Republic (126th, up 42), Mauritania (89th, up 25) and Burundi (113th, up 21) were also big climbers.
Algeria remain top of the African chart, ahead of Ivory Coast. Burkina Faso and Guinea - equal ranked in ninth last month - drop out of the Africa's 10, replaced by Egypt and Congo.
Africa's top 10 in September's Fifa rankings - global ranking in brackets:
1. Algeria (19)
2. Ivory Coast (21)
3. Ghana (25)
4. Tunisia (36)
5. Senegal (38)
6. Cape Verde (41)
7. Cameroon (48)
8. Congo (49)
9. Egypt (51)
10. Nigeria (52)