diff --git a/src/ol/interaction/modifyinteraction.js b/src/ol/interaction/modifyinteraction.js
index 6c8be757f4..317ed58150 100644
--- a/src/ol/interaction/modifyinteraction.js
+++ b/src/ol/interaction/modifyinteraction.js
@@ -547,7 +547,7 @@ ol.interaction.Modify.compareIndexes_ = function(a, b) {
  */
 ol.interaction.Modify.handleDownEvent_ = function(evt) {
   this.handlePointerAtPixel_(evt.pixel, evt.map);
-  this.dragSegments_ = [];
+  this.dragSegments_.length = 0;
   this.modified_ = false;
   var vertexFeature = this.vertexFeature_;
   if (vertexFeature) {