diff --git a/ros3rag.scaling.b/src/main/java/de/tudresden/inf/st/scaling/b/MainScalingB.java b/ros3rag.scaling.b/src/main/java/de/tudresden/inf/st/scaling/b/MainScalingB.java
index bda361c9db92829fc99b36aefb1d5ab308b88984..23dc37e1e977bfce980b28f1da74d03e3738d96d 100644
--- a/ros3rag.scaling.b/src/main/java/de/tudresden/inf/st/scaling/b/MainScalingB.java
+++ b/ros3rag.scaling.b/src/main/java/de/tudresden/inf/st/scaling/b/MainScalingB.java
@@ -156,26 +156,24 @@ public class MainScalingB {
       Robot robot = new Robot().setName("ARM" + robotIndex);
 
       // reachability
-      CanReachObjectOfInterestWrapper wrapper = new CanReachObjectOfInterestWrapper();
       // each robot arm can reach the location of its region (and the start region, for the first robot)
       if (robotIndex == 0) {
         for (String location : world.findRegion("Start").locationNamesAsList()) {
-          wrapper.addCanReachObjectOfInterest(new CanReachObjectOfInterest(location));
+          robot.addCanReachObjectOfInterest(new CanReachObjectOfInterest(location));
         }
       }
       for (String location : world.findRegion(regionOfRobot).locationNamesAsList()) {
-        wrapper.addCanReachObjectOfInterest(new CanReachObjectOfInterest(location));
+        robot.addCanReachObjectOfInterest(new CanReachObjectOfInterest(location));
       }
       // add reachability for collaboration zones
       if (robotIndex != 0) {
         // reachability to previous collaboration zone
-        wrapper.addCanReachObjectOfInterest(new CanReachObjectOfInterest("P-Collab" + (robotIndex - 1)));
+        robot.addCanReachObjectOfInterest(new CanReachObjectOfInterest("P-Collab" + (robotIndex - 1)));
       }
       if (robotIndex != config.robots - 1) {
         // reachability to its collaboration zone
-        wrapper.addCanReachObjectOfInterest(new CanReachObjectOfInterest("P-Collab" + (robotIndex)));
+        robot.addCanReachObjectOfInterest(new CanReachObjectOfInterest("P-Collab" + (robotIndex)));
       }
-      robot.setCanReachObjectOfInterestWrapper(wrapper);
       world.addRobot(robot);
     }