Two first-half penalties from Ricky van Wolfswinkel downed Martin Jol's team in Amsterdam as Siem De Jong scored a late consolation for the hosts.

Ajax were lucky to learn that close rivals Groningen lost 4-2 at Twente, but the Amsterdammers could still lose top spot to PSV Eindhoven.

PSV, who are two points behind Ajax, host lowly Venlo late on Sunday.

Egyptian striker Mido had to wait for his second debut with Ajax as he hopes to make the squad next week.