--- a/doc/book/en/devrepo/repo/hooks.rst	Thu Feb 02 14:33:30 2012 +0100
+++ b/doc/book/en/devrepo/repo/hooks.rst	Mon Jan 23 13:25:02 2012 +0100
@@ -26,7 +26,7 @@
 .. sourcecode:: python
 
    from cubicweb import ValidationError
-   from cubicweb.selectors import is_instance
+   from cubicweb.predicates import is_instance
    from cubicweb.server.hook import Hook
 
    class PersonAgeRange(Hook):