Ajax moved two points clear at the top of the Eredivisie with a 1-0 win at Go Ahead Eagles on Sunday.
Substitute Lasse Schone scored the winner in the 74th minute to lift the Amsterdammers clear of Vitesse Arnhem, who were held at home by basement boys NEC Nijmegen.
Vitesse went in front through Dan Mori's 30th-minute goal, but were pegged back by Michael Higdon 19 minutes from time.
FC Twente's hopes of closing the gap on Vitesse were ended by a frozen pitch, which forced the postponement of their match at FC Groningen.
Elsewhere, Cambuur Leeuwarden claimed an impressive 3-1 win at home to Heerenveen.
Elvis Manu got the hosts off to a flying start with the opening goal after four minutes and Bartholomew Ogbeche made it two a minute before half-time.
Jody Lukoki added a third in the 69th minute, with Alfred Finnbogason grabbed a consolation for the visitors five minutes from time.