Standard beat Westerlo 1 - 0 at home on Sunday evening. Pocognoli scored in the 87th minute.
Westerlo player Van Kerckhoven was sent off in the second minute.
Standard are now fourth in the league.
Later in the evening AA Gent drew 1 - 1 against Club Brugge.
Kouemaha took the visitors into an early lead. It was Thijs who equalised for the Buffaloes in the 83rd minute.
Club Brugge player Lestienne was sent off.
Club Brugge are second in the league behind Anderlecht. AA Gent is third.