diff --git a/jsprit-core/src/main/java/com/graphhopper/jsprit/core/algorithm/recreate/DefaultScorer.java b/jsprit-core/src/main/java/com/graphhopper/jsprit/core/algorithm/recreate/DefaultScorer.java
index d2e58c2f..15ee59fc 100644
--- a/jsprit-core/src/main/java/com/graphhopper/jsprit/core/algorithm/recreate/DefaultScorer.java
+++ b/jsprit-core/src/main/java/com/graphhopper/jsprit/core/algorithm/recreate/DefaultScorer.java
@@ -41,12 +41,12 @@ public class DefaultScorer implements ScoringFunction  {
         this.vrp = vrp;
     }
 
-    public void setTimeWindowParam(double tw_param) {
-        this.timeWindowParam = tw_param;
+    public void setTimeWindowParam(double twParam) {
+        this.timeWindowParam = twParam;
     }
 
-    public void setDepotDistanceParam(double depotDistance_param) {
-        this.depotDistanceParam = depotDistance_param;
+    public void setDepotDistanceParam(double depotDistanceParam) {
+        this.depotDistanceParam = depotDistanceParam;
     }
 
     @Override
diff --git a/jsprit-core/src/main/java/com/graphhopper/jsprit/core/algorithm/recreate/ServiceInsertionCalculator.java b/jsprit-core/src/main/java/com/graphhopper/jsprit/core/algorithm/recreate/ServiceInsertionCalculator.java
index 1ed5a68b..7cdfc248 100644
--- a/jsprit-core/src/main/java/com/graphhopper/jsprit/core/algorithm/recreate/ServiceInsertionCalculator.java
+++ b/jsprit-core/src/main/java/com/graphhopper/jsprit/core/algorithm/recreate/ServiceInsertionCalculator.java
@@ -52,10 +52,6 @@ final class ServiceInsertionCalculator extends AbstractInsertionCalculator {
 
     private static final Logger logger = LoggerFactory.getLogger(ServiceInsertionCalculator.class);
 
-//    private HardRouteConstraint hardRouteLevelConstraint;
-
-//    private HardActivityConstraint hardActivityLevelConstraint;
-
     private final SoftRouteConstraint softRouteConstraint;
 
     private final SoftActivityConstraint softActivityConstraint;