Hearts have signed Dutch midfielder Kenny Anderson from RKC Waalwijk for a nominal fee.
NEC Nijmegen were relegated from the Eredivisie after defeat to Sparta Rotterdam in the promotion/relegation play-offs.
Alireza Jahanbakhsh was NEC Nijmegen's hero with a two-goal haul helping to beat Ajax, condemning Roda JC to the drop.
Ajax clinched their fourth successive Eredivisie title with a 1-1 draw against Heracles Almelo on Sunday.
Ajax will have to wait to get their hands on the Eredivisie trophy after Feyenoord matched their victory on Sunday.
Ajax still have work to do to wrap up their Eredivisie title defence following a 1-1 draw at Vitesse.
Ajax moved a step closer to their fourth consecutive Eredivisie title with a 2-0 win away at struggling RKC.
Ajax returned to winning ways with a 3-0 home victory over FC Twente while Feyenoord thumped Go Ahead Eagles 5-0.
RKC Waalwijk remain in the Eredivisie's relegation play-off positions after a 3-2 defeat away to Cambuur Leeuwarden.
Ajax's lead at the top of the Eredivisie has been cut to six points after they drew 1-1 with Cambuur Leeuwarden.
Ajax's title defence received another boost as they won 2-1 at Feyenoord, while FC Twente drew 1-1 at FC Utrecht.
Ajax moved six points clear in the Eredivisie as they thrashed AZ Alkmaar 4-0 and FC Twente drew with Feyenoord.
FC Twente kept the heat up on Eredivisie leaders Ajax with a 2-0 home win over 10-man Vitesse Arnhem.
Ajax extended their lead at the top of the Eredivisie table to five points with a 1-1 draw away at PEC Zwolle.
FC Twente kept the pressure on Eredivisie leaders Ajax with a 2-0 win away at Heerenveen on Wednesday evening.
RKC Waalwijk have announced the signing of Daniel de Ridder until the end of the season.
Vitesse moved three points clear in the Eredivisie with a win at PEC Zwolle on Saturday, while Roda JC held Heerenveen.
FC Twente's bid to go joint top of the Eredivisie was frustrated by RKC Waalwijk as they were held to 1-1 draw.
Vitesse Arnhem and FC Twente will be hoping the speculation surrounding Frank de Boer will unsettle Ajax this weekend.
FC Twente beat Go Ahead Eagles 3-1 to move level on points with Eredivisie leaders Vitesse.