Partick Thistle bounced back from their 3-0 home defeat to Arbroath by beating Scottish Championship rivals Dunfermline by the same score.
Scott Robinson opened the scoring after 21 minutes, collecting a pass inside the area and finishing well.
The home side doubled their lead four minutes into the second half as Dunfermline goalkeeper Harrison Sharp could not collect a shot and Brian Graham was alert to tap home.
Kerr McInroy made the points safe with a headed third on the hour mark.
