diff -rupN cyphesis-0.5.21.old/common/Property.h cyphesis-0.5.21/common/Property.h
--- cyphesis-0.5.21.old/common/Property.h	2009-08-25 14:06:22.000000000 -0400
+++ cyphesis-0.5.21/common/Property.h	2010-08-01 22:12:42.000000000 -0400
@@ -22,7 +22,7 @@
 
 #include <Atlas/Message/Element.h>
 #include <Atlas/Objects/ObjectsFwd.h>
-
+#include <Atlas/Objects/RootOperation.h>
 class Entity;
 
 /// \brief Interface for Entity properties
diff -rupN cyphesis-0.5.21.old/physics/Collision.h cyphesis-0.5.21/physics/Collision.h
--- cyphesis-0.5.21.old/physics/Collision.h	2009-05-11 08:23:20.000000000 -0400
+++ cyphesis-0.5.21/physics/Collision.h	2010-08-01 21:59:56.000000000 -0400
@@ -21,7 +21,7 @@
 #define PHYSICS_COLLISION_H
 
 #include "physics/Vector3D.h"
-
+#include <wfmath/point.h> 
 #include <wfmath/axisbox.h>
 
 #include <map>