diff --git a/linkchecker b/linkchecker
index 8b46b1fc..23dbeb93 100755
--- a/linkchecker
+++ b/linkchecker
@@ -1,4 +1,4 @@
-#!/usr/bin/python -O
+#!/usr/bin/python
 # -*- coding: iso-8859-1 -*-
 """check HTML pages for broken links"""
 # Copyright (C) 2000-2004  Bastian Kleineidam
diff --git a/setup.py b/setup.py
index 317fb8b4..c12ee3d9 100755
--- a/setup.py
+++ b/setup.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python -O
+#!/usr/bin/python
 """setup file for the distuils module"""
 # -*- coding: iso-8859-1 -*-