Cambridge United 0-1 Chester
Chester took a huge step towards Conference Premier survival as they won at second-placed Cambridge United.
Danny Carlton headed in Lewis Turner's cross from close range to secure three vital points.
Luke Chadwick, Tom Elliott and Andy Pugh all had good chances for the home side but could not find the net.
The win keeps Chester two points clear of Hereford, in the fight to avoid the final relegation place from the Conference Premier.