Aldershot lost one-nil at home to Wimbledon.
Gillingham remain top with a 1-all draw at Morecambe - but their lead is cut to four points.
Oxford United lost one-nil against Chesterfield.
More top news
Tuesday morning's forecast for the east of the region
Tuesday morning's forecast for the west of the region
Hundreds of sailors compete in Ramsgate's regatta, at the start of Ramsgate Week