diff --git a/bin/OpenSim.ini b/bin/OpenSim.ini
index 725f5082a6..f65523cfc9 100644
--- a/bin/OpenSim.ini
+++ b/bin/OpenSim.ini
@@ -1,6 +1,6 @@
 [Startup]
 gridmode = false
-physics = OpenDynamicsEngine
+physics = basicphysics
 ; Prim Storage
 ; if you would like to use sqlite uncomment the following line (and 
 ; comment the NullStorage line)