Goals from Walid El Karti, Badie Aouk, and Kasendi Kasengu helped the hosts to a comprehensive 3-0 first half win inside Stade Mohammed V, Casablanca.
However, the visitors pulled one back through Mohamed Meftah in the 79th minute which could not inspire a comeback in Morocco.
Follow this defeat, the Algerians sit at the base of Group C with just two points from five outings, while Wydad are second after getting nine points.
Watch highlights as provided by Caf media
???? Highlights:January 24, 2020