Chuba Akpom followed up on his first official goal for Ajax last week with a brace today to give the Amsterdam giants a 4-1 home win over Heerenveen.
The former Middlesbrough striker scored in the 84th and 90th minutes.
This was after he was introduced in the 74th minute.
Ajax have now shot to eighth on the table with 14 points from 11 matches.
They are now six points clear of the relegation zone.