diff --git a/leenkx/Sources/iron/math/Quat.hx b/leenkx/Sources/iron/math/Quat.hx
index 3c23b89..6a8cce9 100644
--- a/leenkx/Sources/iron/math/Quat.hx
+++ b/leenkx/Sources/iron/math/Quat.hx
@@ -429,6 +429,12 @@ class Quat {
 		else
 			this.mult(qz);
 
+		// TO DO quick fix doesnt make sense.
+		this.x = -this.x;
+		this.y = -this.y;
+		this.z = -this.z;
+		this.w = -this.w;
+		
 		return this;
 	}