diff --git a/simulator/src/main/java/msp/simulator/dynamic/torques/MemCachedTorqueProvider.java b/simulator/src/main/java/msp/simulator/dynamic/torques/MemCachedTorqueProvider.java
index f36fa666..b265d2d2 100644
--- a/simulator/src/main/java/msp/simulator/dynamic/torques/MemCachedTorqueProvider.java
+++ b/simulator/src/main/java/msp/simulator/dynamic/torques/MemCachedTorqueProvider.java
@@ -87,7 +87,7 @@ private Vector3D Pwm2Torque(Vector3D pwm) {
 		Vector3D dipole = new Vector3D(x,y,z);
 		Vector3D torque; 
 		logger.info("PWM SIGNAL:"+dipole.toString());
-		torque = Vector3D.crossProduct(dipole,this.b_field);
+		torque = Vector3D.crossProduct(this.b_field,dipole); //TODO review this !
 		return torque;
 	}