Adding "use warnings" to .../Doc/perl/python.perl raises
the Perl requirement to 5.6.0 or later.
diff --git a/Doc/README b/Doc/README
index ab8bd15..52b958c 100644
--- a/Doc/README
+++ b/Doc/README
@@ -141,7 +141,7 @@
 
 To create HTML files:
 
-	- Perl 5.004_04 or newer.  Find the software at
+	- Perl 5.6.0 or newer.  Find the software at
 	  <http://language.perl.com/info/software.html>.
 
 	- LaTeX2HTML 99.2b8 or newer.  Older versions are not