diff --git a/src/main/java/uulm/teamname/marvelous/gamelibrary/IntVector2.java b/src/main/java/uulm/teamname/marvelous/gamelibrary/IntVector2.java
index f409a48..16493f3 100644
--- a/src/main/java/uulm/teamname/marvelous/gamelibrary/IntVector2.java
+++ b/src/main/java/uulm/teamname/marvelous/gamelibrary/IntVector2.java
@@ -79,9 +79,7 @@ public class IntVector2 implements Serializable {
     }
 
     public IntVector2 sub(int x, int y) {
-        this.x -= x;
-        this.y -= y;
-        return this;
+        return new IntVector2(this.x - x, this.y - y);
     }
 
     public IntVector2 sub(IntVector2 v) {
@@ -89,9 +87,7 @@ public class IntVector2 implements Serializable {
     }
 
     public IntVector2 add(int x, int y) {
-        this.x += x;
-        this.y += y;
-        return this;
+        return new IntVector2(this.x + x, this.y + y);
     }
 
     public IntVector2 add(IntVector2 v) {
@@ -111,9 +107,7 @@ public class IntVector2 implements Serializable {
     }
 
     public IntVector2 scale(float x, float y) {
-        this.x *= x;
-        this.y *= y;
-        return this;
+        return new IntVector2((int)(this.x * x), (int)(this.y * y));
     }
 
     public IntVector2 scale(float scalar) {