diff --git a/src/game/server/props.cpp b/src/game/server/props.cpp
index 8e60ea965..c948c75b8 100644
--- a/src/game/server/props.cpp
+++ b/src/game/server/props.cpp
@@ -2404,7 +2404,9 @@ void COrnamentProp::InputDetach( inputdata_t &inputdata )
 //=============================================================================
 LINK_ENTITY_TO_CLASS( physics_prop, CPhysicsProp );
 LINK_ENTITY_TO_CLASS( prop_physics, CPhysicsProp );	
+#ifndef NEO
 LINK_ENTITY_TO_CLASS( prop_physics_override, CPhysicsProp );	
+#endif
 
 BEGIN_DATADESC( CPhysicsProp )
 
@@ -5709,6 +5711,9 @@ class CPhysicsPropMultiplayer : public CPhysicsProp, public IMultiplayerPhysics
 };
 
 LINK_ENTITY_TO_CLASS( prop_physics_multiplayer, CPhysicsPropMultiplayer );
+#ifdef NEO
+LINK_ENTITY_TO_CLASS( prop_physics_override, CPhysicsPropMultiplayer );
+#endif
 
 BEGIN_DATADESC( CPhysicsPropMultiplayer )
 	DEFINE_KEYFIELD( m_iPhysicsMode, FIELD_INTEGER, "physicsmode" ),