diff --git a/etg/wxdatetime.py b/etg/wxdatetime.py
index b7662cb0..7ba96147 100644
--- a/etg/wxdatetime.py
+++ b/etg/wxdatetime.py
@@ -263,7 +263,7 @@ def run():
     
     # Add some code to automatically convert from a Python datetime.date or a
     # datetime.datetime object
-    c.addHeaderCode("#include <Python/datetime.h>")
+    c.addHeaderCode("#include <datetime.h>")
     c.convertFromPyObject = """\
         PyDateTime_IMPORT;