diff --git a/src/ol/source/clustersource.js b/src/ol/source/clustersource.js
index a7c1c2c9e7..b0aaf7f15e 100644
--- a/src/ol/source/clustersource.js
+++ b/src/ol/source/clustersource.js
@@ -77,10 +77,10 @@ ol.source.Cluster.prototype.getSource = function() {
  */
 ol.source.Cluster.prototype.loadFeatures = function(extent, resolution,
     projection) {
+  this.source_.loadFeatures(extent, resolution, projection);
   if (resolution !== this.resolution_) {
     this.clear();
     this.resolution_ = resolution;
-    this.source_.loadFeatures(extent, resolution, projection);
     this.cluster_();
     this.addFeatures(this.features_);
   }