diff --git a/src/Worm.java b/src/Worm.java
index 9399672..df20aa2 100644
--- a/src/Worm.java
+++ b/src/Worm.java
@@ -1,3 +1,4 @@
+import be.kuleuven.cs.som.annotate.*;
 
 public class Worm {
 
@@ -97,7 +98,7 @@ public class Worm {
 
     /**
      * @param   orientation
-     *          
+     *
      */
     public void setOrientation(double orientation) {
 
@@ -153,39 +154,39 @@ public class Worm {
         this.maxPoints = (int) Math.round(maxPoints);
         setPoints(this.points);
     }
-    
+
     /**
-     * @param NumberSteps
+     * @param numberSteps ...
      * 		  the number of steps the worm should take
-     * 
-     * @post the new x-coordinate schould be the old one plus the number of steps multiplied 
+     *
+     * @post the new x-coordinate schould be the old one plus the number of steps multiplied
      * 		 with the distance of a step in the x-orientation
      * 		|new.CoordX = CoordX + NumberSteps * distanceX
      * @post the new y-coordinate schould be the old one plus the number of steps multiplied
      * 		 with the distance of a step in the y-orientation
      * 		|new.CoordY = CoordY + NumberSteps * distanceY
-     * 
+     *
      * @throws IllegalArgumentException
-     * 		when the total of steps is lower then 0  
+     * 		when the total of steps is lower then 0
      * 		|NumberSteps < 0
      */
     public void move(int numberSteps) {
     	if (numberSteps < 0)
     		throw new IllegalArgumentException();
-    	
+
     	double distanceX = this.radius * Math.cos(this.orientation);
     	double distanceY = this.radius * Math.sin(this.orientation);
     	setCoordX(this.coordX + numberSteps * distanceX);
     	setCoordY(this.coordY + numberSteps * distanceY);
     }
-    
+
     /**
      * @param angleToAdd
      * 		  the angle that must be added to the orientation
-     * 
+     *
      * @pre the angle to add must be between 0 and 2pi (including 0)
      * 		|0 <= angleToAdd < 2pi
-     * 
+     *
      * @post the new orientation is the old orientation plus the given angle
      * 		|new.orientation = orientation + angleToAdd
      * @post the resulting angle (= the new orientation) must be between 0 and 2pi (including 0)