diff --git a/OGP1718-Worms/src/Worm.java b/OGP1718-Worms/src/Worm.java
index f6393af..55e15b0 100644
--- a/OGP1718-Worms/src/Worm.java
+++ b/OGP1718-Worms/src/Worm.java
@@ -105,6 +105,13 @@ public class Worm {
         return this.location;
     }
 
+    /**
+     * sets the location of the worm to the given location
+     * 
+     * @param location
+     * 		  
+     * @throws IllegalArgumentException
+     */
     private void setLocation(Tuple<Double, Double> location) throws IllegalArgumentException {
 
         if (location.equals(null))