diff --git a/jsprit-core/src/main/java/algorithms/NeighborhoodThresholdInitialiser.java b/jsprit-core/src/main/java/algorithms/NeighborhoodThresholdInitialiser.java
index 60a293d4..a9abcdfe 100644
--- a/jsprit-core/src/main/java/algorithms/NeighborhoodThresholdInitialiser.java
+++ b/jsprit-core/src/main/java/algorithms/NeighborhoodThresholdInitialiser.java
@@ -35,7 +35,7 @@ import basics.algo.VehicleRoutingAlgorithmFactory;
 import basics.route.TourActivity;
 import basics.route.VehicleRoute;
 
-public class NeighborhoodThresholdInitialiser implements AlgorithmStartsListener{
+class NeighborhoodThresholdInitialiser implements AlgorithmStartsListener{
 
 	private static Logger log = Logger.getLogger(NeighborhoodThresholdInitialiser.class);