diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSDynamics.cs b/OpenSim/Region/Physics/BulletSPlugin/BSDynamics.cs
index 05a0dcce4e..05ab180050 100644
--- a/OpenSim/Region/Physics/BulletSPlugin/BSDynamics.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BSDynamics.cs
@@ -141,12 +141,12 @@ namespace OpenSim.Region.Physics.BulletSPlugin
         //    in changes by making enablement of debugging flags from INI file.
         public void SetupVehicleDebugging()
         {
-            enableAngularVerticalAttraction = false;
+            enableAngularVerticalAttraction = true;
             enableAngularDeflection = false;
             enableAngularBanking = false;
             if (BSParam.VehicleDebuggingEnabled != ConfigurationParameters.numericFalse)
             {
-                enableAngularVerticalAttraction = false;
+                enableAngularVerticalAttraction = true;
                 enableAngularDeflection = false;
                 enableAngularBanking = false;
             }
diff --git a/OpenSim/Region/Physics/BulletSPlugin/BSParam.cs b/OpenSim/Region/Physics/BulletSPlugin/BSParam.cs
index 4ece944b76..8c098b234c 100755
--- a/OpenSim/Region/Physics/BulletSPlugin/BSParam.cs
+++ b/OpenSim/Region/Physics/BulletSPlugin/BSParam.cs
@@ -383,7 +383,7 @@ public static class BSParam
             (s) => { return TerrainRestitution; },
             (s,p,l,v) => { TerrainRestitution = v;  /* TODO: set on real terrain */ } ),
         new ParameterDefn("TerrainCollisionMargin", "Margin where collision checking starts" ,
-            0.04f,
+            0.08f,
             (s,cf,p,v) => { TerrainCollisionMargin = cf.GetFloat(p, v); },
             (s) => { return TerrainCollisionMargin; },
             (s,p,l,v) => { TerrainCollisionMargin = v;  /* TODO: set on real terrain */ } ),