--- a/mercurial/commands.py	Sat Aug 13 00:08:26 2011 +0200
+++ b/mercurial/commands.py	Sat Sep 10 17:56:42 2011 -0500
@@ -3352,7 +3352,7 @@
      _('show changesets within the given named branch'), _('BRANCH')),
     ('P', 'prune', [],
      _('do not display revision or any of its ancestors'), _('REV')),
-    ('h', 'hidden', False, _('show hidden changesets')),
+    ('', 'hidden', False, _('show hidden changesets')),
     ] + logopts + walkopts,
     _('[OPTION]... [FILE]'))
 def log(ui, repo, *pats, **opts):