diff -r 24600c9d7f4e -r 8d43c6bb38c0 hgext/churn.py
--- a/hgext/churn.py	Tue Oct 28 01:14:12 2014 +0900
+++ b/hgext/churn.py	Fri Oct 24 13:50:00 2014 -0400
@@ -92,7 +92,7 @@
 
 @command('churn',
     [('r', 'rev', [],
-     _('count rate for the specified revision or range'), _('REV')),
+     _('count rate for the specified revision or revset'), _('REV')),
     ('d', 'date', '',
      _('count rate for revisions matching date spec'), _('DATE')),
     ('t', 'template', '{author|email}',