diff --git a/ff0fsum4zx.js b/ff0fsum4zx.js
index 638c034..522120e 100644
--- a/ff0fsum4zx.js
+++ b/ff0fsum4zx.js
@@ -79,9 +79,9 @@ this.ballY = this.football.instance.geometry.boundingSphere.radius / 2;
 
 this.activeBall = null;
 
-this.invertY = false;
+this.invertY = true;
 
-this.invertX = false;
+this.invertX = true;
 
 if (this.debug) {
     this.arrowHelper = new THREE.ArrowHelper(