Alloa Athletic earned their first home success of the season thanks to goals from Ross Hamilton and David McClune.
Hamilton put the Wasps ahead after four minutes, collecting a Kieran McAnespie pass before driving home.
Liam Buchanan hit back on 25 minutes, driving past Allan Creer from 12 yards after Alloa failed to clear in the box.
Seconds before the break, McClune powered in a 25-yard shot and Graeme Brown went close to extending the lead but hit the bar from close-range.
Alloa Athletic: Creer, McKeown, Ovenstone, Forest, Grant, Hamilton (Clark 83), McClune, Brown (McAulay 88), McAnespie, Sloan, Malcolm. Subs Not Used: Comrie, McColligan, A Trialist.
Booked: Grant, Malcolm. Goals: Hamilton 4, McClune 45.
Cowdenbeath: Orr (Hay 46), Baxter, Ellis, Fusco, Ritchie, Smith, Gomis, Paatelainen, Dalziel (Kevin McBride 46), Clarke, Liam Buchanan, Liam Buchanan. Subs Not Used: Hill, Patrick Scullion, Paul McBride.
Booked: Fusco. Goal: Liam Buchanan 24.
Ref: M Ritchie