diff --git a/source/blender/windowmanager/intern/wm_gesture_ops.cc b/source/blender/windowmanager/intern/wm_gesture_ops.cc
index db1b28f761c..65d057ce579 100644
--- a/source/blender/windowmanager/intern/wm_gesture_ops.cc
+++ b/source/blender/windowmanager/intern/wm_gesture_ops.cc
@@ -474,6 +474,11 @@ void WM_OT_circle_gesture(wmOperatorType *ot)
 
 /* -------------------------------------------------------------------- */
 /** \name Lasso Gesture
+ * There are two types of lasso gesture:
+ * 1. #WM_GESTURE_LASSO: A lasso that follows the mouse cursor with the enclosed area shaded.
+ * 2. #WM_GESTURE_LINES: A lasso that follows the mouse cursor without the enclosed area shaded.
+ *
+ * The operator stores data in the "path" property as a series of screen space positions.
  * \{ */
 
 int WM_gesture_lasso_invoke(bContext *C, wmOperator *op, const wmEvent *event)