--- a/docs/evolve-faq.rst	Wed Jan 22 14:18:43 2014 -0800
+++ b/docs/evolve-faq.rst	Wed Jan 22 14:19:25 2014 -0800
@@ -160,7 +160,7 @@
 Sometimes you need to create an obsolete marker by hand. This may happen when
 upstream has applied some of your patches for example.
 
-you can use ``hg prune --new <new-changeset> <old-changeset>`` to add obsolete
+you can use ``hg prune <old-changeset> --succ <new-changeset>`` to add obsolete
 marker.
 
 Export to mq: ``synchronize``