A League Two relegation battle that could have gone either way was settled by Toni Silva's goal on 62 minutes.
Aidy Boothroyd's side now lie in a much healthier 19th place in the table and, crucially, are 5 points clear of the relegation zone with a game in hand on Plymouth and Tuesday night's opponents Dagenham.
Reaction to a vital win for the Cobblers to follow on Footy Mad.
Source: FOOTYMAD