diff --git a/bin/auto b/bin/auto
index fa8c364..bb86b97 100755
--- a/bin/auto
+++ b/bin/auto
@@ -4,7 +4,7 @@
 # Copyright (C) 2010-2011 Xelhua Development Team (doc/CREDITS)
 # This program is free software; rights to this code are stated in doc/LICENSE.
 package Auto;
-require 5.10.0;
+require 5.010000;
 use strict;
 use warnings;
 use POSIX;