Senegal moved to top position in the Group D of the African zone of the Russia 2018 World Cup qualifier following a 2-0 win against Cape Verde.
Balde Keita opened scoring for the home side in the 25th minute.
The visitors matched their hosts for most of the game but were unable to find leveller.
Moussa Sow made the three points safe when he scored the second goal for the Terenga Lions 10 minutes from the time.
Earlier in the day, Burkina Faso held South Africa to a 1-1 draw in the other group game.
The Burkinabes missed two penalty kicks in the clash.