Djamel Bakar’s first-half strike raised Nancy’s hopes of beating the drop from Ligue 1 as they overcame Nice at the Stade Marcel Picot.
Nancy remain well adrift of safety, five points behind fourth-bottom Brest, but they have four wins in their last eight league outings. A third straight defeat away from home for injury-hit Nice meant the visitors missed an opportunity to move level on points with third-placed Marseille.