Al Wahda edged past Qatari side Al Rayyan 1-0 in their AFC Champions League Group E encounter at Pandit Jawaharlal Nehru Stadium on Friday.
Omar Khribin netted a second-half penalty to hand the UAE side their second consecutive win over Al Rayyan in the group stage after beating them 3-2 on Matchday 3.
The win cemented Al Wahda's qualification chances, as they now sit second in Group E with 7 points. They will next face Iranian side Persepolis on Friday.