diff --git a/Demo/pdist/rcsbump b/Demo/pdist/rcsbump
index 7ae9c50..e4e9ed5 100755
--- a/Demo/pdist/rcsbump
+++ b/Demo/pdist/rcsbump
@@ -1,4 +1,4 @@
-#!/usr/local/bin/python
+#!/usr/bin/env python
 # -*- python -*-
 #
 # guido's version, from rcsbump,v 1.2 1995/06/22 21:27:27 bwarsaw Exp
diff --git a/Demo/pdist/rcvs b/Demo/pdist/rcvs
index e1d7aea..f82a27a 100755
--- a/Demo/pdist/rcvs
+++ b/Demo/pdist/rcvs
@@ -1,4 +1,4 @@
-#! /usr/local/bin/python
+#!/usr/bin/env python
 
 import addpack
 addpack.addpack('/home/guido/src/python/Demo/pdist')
diff --git a/Demo/pdist/rrcs b/Demo/pdist/rrcs
index cdbd04a..31fc2c5 100755
--- a/Demo/pdist/rrcs
+++ b/Demo/pdist/rrcs
@@ -1,4 +1,4 @@
-#! /usr/local/bin/python
+#!/usr/bin/env python
 
 import addpack
 addpack.addpack('/home/guido/src/python/Demo/pdist')