diff --git a/src/ol/interaction/dragboxinteraction.js b/src/ol/interaction/dragboxinteraction.js
index 47fb759e22..b64385d884 100644
--- a/src/ol/interaction/dragboxinteraction.js
+++ b/src/ol/interaction/dragboxinteraction.js
@@ -133,7 +133,7 @@ ol.interaction.DragBox.prototype.handlePointerDrag = function(mapBrowserEvent) {
 
 /**
  * Returns geometry of last drawn box.
- * @return {ol.geom.Geometry} Geometry.
+ * @return {ol.geom.Polygon} Geometry.
  * @api stable
  */
 ol.interaction.DragBox.prototype.getGeometry = function() {