# Welcome to the Highcharts Gantt JS (gantt) Options Reference

These pages outline the chart configuration options, and the methods and properties of Highcharts objects.

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# navigator.yAxis.labels.maxStaggerLines

Horizontal axis only. When `staggerLines` is not set, `maxStaggerLines` defines how many lines the axis is allowed to add to automatically avoid overlapping X labels. Set to `1` to disable overlap detection.