diff --git a/Tools/msi/msi.py b/Tools/msi/msi.py
index f06944f..12dbff5 100644
--- a/Tools/msi/msi.py
+++ b/Tools/msi/msi.py
@@ -877,7 +877,7 @@
     if not have_ctypes:
         print "WARNING: _ctypes.pyd not found, ctypes will not be included"
         extensions.remove("_ctypes.pyd")
-    
+
     # Add all .py files in Lib, except lib-tk, test
     dirs={}
     pydirs = [(root,"Lib")]