diff --git a/Doc/whatsnew/whatsnew23.tex b/Doc/whatsnew/whatsnew23.tex
index 63b9de0..7ca43b2 100644
--- a/Doc/whatsnew/whatsnew23.tex
+++ b/Doc/whatsnew/whatsnew23.tex
@@ -1261,7 +1261,7 @@
 Python source distribution, were updated for 2.3.  (Contributed by
 Sean Reifschneider.)
 
-Python now supports AtheOS (\url{www.atheos.cx}) and GNU/Hurd.
+Python now supports AtheOS (\url{http://www.atheos.cx}) and GNU/Hurd.
 
 
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