diff --git a/Demos/CommonRigidBodySetup.h b/Demos/CommonRigidBodySetup.h
index 4d118162a..0520b038d 100644
--- a/Demos/CommonRigidBodySetup.h
+++ b/Demos/CommonRigidBodySetup.h
@@ -206,7 +206,6 @@ struct CommonRigidBodySetup : public CommonPhysicsSetup
 	btBoxShape* createBoxShape(const btVector3& halfExtents)
 	{
 		btBoxShape* box = new btBoxShape(halfExtents);
-    m_collisionShapes.push_back(box);
 		return box;
 	}