'AmCharts4: Changing color of label line in PieChart

It's pretty straightforward: I need to change this lines color to white, but can't find the property that controls this line. Any suggestions?

javascript amcharts

Solution 1:^[1]

This works:

this.series.ticks.template.stroke=am4core.color("#ffffff");

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Solution	Source
Solution 1	Martin Hochmair