diff --git a/src/interaction/interactiveTarget.js b/src/interaction/interactiveTarget.js
index 726e71b..750f3d3 100644
--- a/src/interaction/interactiveTarget.js
+++ b/src/interaction/interactiveTarget.js
@@ -30,7 +30,8 @@
     
     /**
      * Interaction shape. Children will be hit first, then this shape will be checked.
-     *
+     * Setting this will cause this shape to be checked in hit tests rather than the displayObject's bounds.
+     * 
      * @inner {PIXI.Rectangle|PIXI.Circle|PIXI.Ellipse|PIXI.Polygon|PIXI.RoundedRectangle}
      */
     hitArea: null,