diff --git a/src/ol/geom/geometry.js b/src/ol/geom/geometry.js
index 14c567e250..508981b0f8 100644
--- a/src/ol/geom/geometry.js
+++ b/src/ol/geom/geometry.js
@@ -252,6 +252,7 @@ ol.geom.Geometry.prototype.transform = function(transformFn) {
   if (!goog.isNull(this.flatCoordinates)) {
     transformFn(this.flatCoordinates, this.flatCoordinates, this.stride);
   }
+  this.dispatchChangeEvent();
 };