--- a/contrib/hgk
+++ b/contrib/hgk
@@ -1,6 +1,4 @@
-#!/bin/sh
-# Tcl ignores the next line -*- tcl -*- \
-exec wish "$0" -- "${1+$@}"
+#!/usr/bin/wish
 
 # Copyright (C) 2005 Paul Mackerras.  All rights reserved.
 # This program is free software; it may be used, copied, modified