diff --git a/library/src/com/google/maps/android/clustering/ClusterManager.java b/library/src/com/google/maps/android/clustering/ClusterManager.java
index 2eebfa2d4..41e1260ad 100644
--- a/library/src/com/google/maps/android/clustering/ClusterManager.java
+++ b/library/src/com/google/maps/android/clustering/ClusterManager.java
@@ -57,6 +57,7 @@ public ClusterManager(Context context, GoogleMap map, MarkerManager markerManage
         mRenderer = new DefaultClusterRenderer<T>(context, map, this);
         mAlgorithm = new PreCachingAlgorithmDecorator<T>(new NonHierarchicalDistanceBasedAlgorithm<T>());
         mClusterTask = new ClusterTask();
+        mRenderer.onAdd();
     }
 
     public MarkerManager.Collection getMarkerCollection() {
@@ -265,4 +266,4 @@ public interface OnClusterItemClickListener<T extends ClusterItem> {
     public interface OnClusterItemInfoWindowClickListener<T extends ClusterItem> {
         public void onClusterItemInfoWindowClick(T item);
     }
-}
\ No newline at end of file
+}