diff -up pywbem-20130411/mof_compiler.py.bak pywbem-20130411/mof_compiler.py
--- pywbem-20130411/mof_compiler.py.bak	2009-07-30 00:55:26.000000000 +0200
+++ pywbem-20130411/mof_compiler.py	2013-05-24 17:40:16.684813502 +0200
@@ -20,12 +20,12 @@
 
 import sys
 import os
-import lex
-import yacc
-from lex import TOKEN
-from cim_operations import CIMError, WBEMConnection
-from cim_obj import *
-from cim_constants import *
+from pywbem import lex
+from pywbem import yacc
+from pywbem.lex import TOKEN
+from pywbem.cim_operations import CIMError, WBEMConnection
+from pywbem.cim_obj import *
+from pywbem.cim_constants import *
 from getpass import getpass
 
 _optimize = 1