Three-time African champions Nigeria have dropped six spots, from 38th to 44th, in the latest Fifa rankings.
However, the national team made slight progress in Africa, improving one spot to fifth ahead of African champions Cameroon.
Nigeria were impressive in their last two World Cup qualifying matches against Cameroon but that has not paid off.
Meanwhile, Egypt maintain top spot in Africa, but dropped from 25th position to 30th in the world, followed by Tunisia, Senegal and Congo DR
Cameroon dropped 10 spots from 35th to 45th.
In the meantime, world champions Germany have returned to the summit of the rankings after displacing Brazil as the number one in the world; Portugal, Argentina and Belgium round up the top five.
The top 10 ranked teams in world are as follows: Germany (1st), Brazil (2nd), Argentina (3rd) Switzerland (4th) Poland (5th) Portugal (6th) Chile (7th) Colombia (8th) Belgium (9th) and France (10th).
The top 20 ranked teams in Africa are as follows: (1st) Egypt (2nd) Tunisia (3rd) Senegal (4th) Congo DR (5th) Nigeria (6th) Cameroon (7th) Burkina Faso (8th) Ghana (9th) Ivory Coast (10th) Morocco (11th) Algeria (12th) Guinea (13th) Cape Verde (14th) Uganda (15th) Mali (16th) Zambia (17th) Gabon (18th) South Africa (19th) Libya (20th) Kenya.