A goal from Nick Edmunds five minutes before the break was enough to give Liverton United victory over high-flying Budleigh Salterton.
The three points secured in a battling performance was enough to lift them off the bottom of the Division One East table.
Elsewhere, Teignmouth went down 5-1 away at Ilfracombe Town, while St Martins took advantage of leaders Newton Spurs inactivity to draw level on points but behind on goal difference with a 1-0 win away at Galmpton & Roselands.
In the Devon Premier Cup quarter-finals, East Division side and cup holders University of Exeter beat West Division outfit Plymstock United 8-0 to set up a sem- final game against Torridgeside.
Bovey Tracey and Newton Abbot Spurs play their quarter-final tie tomorrow.