diff --git a/OpenSim/Region/Environment/Scenes/Scene.Inventory.cs b/OpenSim/Region/Environment/Scenes/Scene.Inventory.cs
index ed299eb4b4..404a7c3688 100644
--- a/OpenSim/Region/Environment/Scenes/Scene.Inventory.cs
+++ b/OpenSim/Region/Environment/Scenes/Scene.Inventory.cs
@@ -2473,7 +2473,7 @@ namespace OpenSim.Region.Environment.Scenes
                     //group.ApplyPhysics(m_physicalPrim);
                     if (group.RootPart.PhysActor != null && group.RootPart.PhysActor.IsPhysical && vel != Vector3.Zero)
                     {
-                        group.RootPart.ApplyImpulse(vel, false);
+                        group.RootPart.ApplyImpulse((vel * group.GetMass()), false);
                         group.Velocity = vel;
                         rootPart.ScheduleFullUpdate();
                     }