diff --git a/examples/event-test.py b/examples/event-test.py
index 4eb7142..2587226 100755
--- a/examples/event-test.py
+++ b/examples/event-test.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python -u
+#!/usr/bin/env python
 #
 #
 #
diff --git a/generator.py b/generator.py
index 59e7531..74150b7 100755
--- a/generator.py
+++ b/generator.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python -u
+#!/usr/bin/env python
 #
 # generate python wrappers from the XML API description
 #
diff --git a/sanitytest.py b/sanitytest.py
index a5cb01b..1d65e8d 100644
--- a/sanitytest.py
+++ b/sanitytest.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 
 import sys
 import lxml
diff --git a/setup.py b/setup.py
index 3cdfcbf..05a981e 100755
--- a/setup.py
+++ b/setup.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 
 from distutils.core import setup, Extension, Command
 from distutils.command.build import build