diff --git a/src/edu/kit/informatik/model/Vector2D.java b/src/edu/kit/informatik/model/Vector2D.java
index 1eb836d..eaaa453 100644
--- a/src/edu/kit/informatik/model/Vector2D.java
+++ b/src/edu/kit/informatik/model/Vector2D.java
@@ -1,5 +1,7 @@
 package edu.kit.informatik.model;
 
+import java.util.Objects;
+
 /**
  * A two-dimensional vector, usually a position or movement direction vector.
  *
@@ -139,4 +141,9 @@ public class Vector2D {
 
         return false;
     }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(x, y);
+    }
 }