El-Kanemi Warriors lost 1-0 to UDIB of Guinea-Bissau in the second leg of their CAF Confederation Cup preliminary round tie in Bissau on Sunday night.
The Maiduguri club, however, advanced to the second preliminary round 3-1 on aggregate having won the first leg at home 3-0.
El-Kanemi will now face Moroccan giants Raja Casablanca in the next round.
The first leg will hold at the Remo Stars Sports Complex in Ikenne between October 16 and 18.
