Ashley Carew and Reise Allassani were on target for Dulwich Hamlet as the Bostik League Premier Division leaders won 2-1 against Brightlingsea Regent on Saturday.
A crowd of 1,828 were at Champion Hill to see an eighth victory in 10 league matches.
Carew converted from the penalty spot after a handball by Matt Cripps.
Allassani netted his ninth goal for Hamlet before Ricky Griggs cut the deficit just before the break.
Trey Small scored a first-half hat-trick as Fisher won 3-0 at home to Sutton Athletic in the SCEFL First Division.