diff --git a/Demo/tkinter/guido/MimeViewer.py b/Demo/tkinter/guido/MimeViewer.py
index 5bf194a..06b7a88 100755
--- a/Demo/tkinter/guido/MimeViewer.py
+++ b/Demo/tkinter/guido/MimeViewer.py
@@ -1,4 +1,4 @@
-#! /ufs/guido/bin/sgi/tkpython
+#! /usr/local/bin/python
 
 # View a single MIME multipart message.
 # Display each part as a box.
diff --git a/Demo/tkinter/guido/dialog.py b/Demo/tkinter/guido/dialog.py
index 621646a..27cddf0 100755
--- a/Demo/tkinter/guido/dialog.py
+++ b/Demo/tkinter/guido/dialog.py
@@ -1,4 +1,4 @@
-#! /ufs/guido/bin/sgi/tkpython
+#! /usr/local/bin/python
 
 # A Python function that generates dialog boxes with a text message,
 # optional bitmap, and any number of buttons.
diff --git a/Demo/tkinter/guido/electrons.py b/Demo/tkinter/guido/electrons.py
index 56f33f4..5f6c8b5 100755
--- a/Demo/tkinter/guido/electrons.py
+++ b/Demo/tkinter/guido/electrons.py
@@ -1,4 +1,5 @@
-#!/ufs/guido/bin/sgi/tkpython
+#! /usr/local/bin/python
+
 # Simulate "electrons" migrating across the screen.  
 # An optional bitmap file in can be in the background.
 #
diff --git a/Demo/tkinter/guido/mbox.py b/Demo/tkinter/guido/mbox.py
index 41ece24..3382311 100755
--- a/Demo/tkinter/guido/mbox.py
+++ b/Demo/tkinter/guido/mbox.py
@@ -1,4 +1,4 @@
-#! /ufs/guido/bin/sgi/tkpython
+#! /usr/local/bin/python
 
 # Scan MH folder, display results in window
 
diff --git a/Demo/tkinter/guido/rmt.py b/Demo/tkinter/guido/rmt.py
index 44bbcf4..25b84e2 100755
--- a/Demo/tkinter/guido/rmt.py
+++ b/Demo/tkinter/guido/rmt.py
@@ -1,4 +1,4 @@
-#! /ufs/guido/bin/sgi/tkpython
+#! /usr/local/bin/python
 
 # A Python program implementing rmt, an application for remotely
 # controlling other Tk applications.
diff --git a/Demo/tkinter/guido/svkill.py b/Demo/tkinter/guido/svkill.py
index c70e1d0..ed8a0a7 100755
--- a/Demo/tkinter/guido/svkill.py
+++ b/Demo/tkinter/guido/svkill.py
@@ -1,4 +1,5 @@
-#! /ufs/guido/bin/sgi/tkpython
+#! /usr/local/bin/python
+
 # Tkinter interface to SYSV `kill' command.
 
 from Tkinter import *
diff --git a/Demo/tkinter/guido/tkman.py b/Demo/tkinter/guido/tkman.py
index ef94ce1..1a913c3 100755
--- a/Demo/tkinter/guido/tkman.py
+++ b/Demo/tkinter/guido/tkman.py
@@ -1,4 +1,4 @@
-#! /ufs/guido/bin/sgi/tkpython
+#! /usr/local/bin/python
 
 # Tk man page browser -- currently only shows the Tcl/Tk man pages
 
@@ -9,7 +9,7 @@
 from Tkinter import *
 
 import addpack
-addpack.addpack('/ufs/guido/src/python/Demo/tkinter')
+addpack.addpack('/ufs/guido/src/python/Demo/guido/tkinter')
 from ManPage import ManPage
 
 MANNDIR = '/usr/local/man/mann'