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

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

Feel free to search this API through the search bar or the navigation tree in the sidebar.

# navigation.bindings.verticalLabel.annotationsOptions.labelOptions.allowOverlap

Whether to allow the annotation's labels to overlap. To make the labels less sensitive for overlapping, the can be set to 0.