diff --git a/physics.cc b/physics.cc
index e126264..a1cf635 100644
--- a/physics.cc
+++ b/physics.cc
@@ -37,7 +37,7 @@ void Physics::takeUpdateStep(float timeDiff)
 	    if(allPositionConstraints[i].position != allPositionConstraints[i].body->getCenterOfMassPosition()) //if constraint != position of the body because otherwise dir = 0
 	    {
 	        btVector3 dir = allPositionConstraints[i].position - allPositionConstraints[i].body->getCenterOfMassPosition();
-	        dir = dir*allPositionConstraints[i].strength;
+	        dir = dir*allPositionConstraints[i].strength - allPositionConstraints[i].body->getLinearVelocity();
 	        allPositionConstraints[i].body->applyCentralForce(dir*allPositionConstraints[i].strength); //apply a foce upon the object pushing it towards the constraint position
 	    }	
 	}