--- a/doc/book/en/intro/concepts/index.rst	Tue Jul 28 19:59:50 2009 +0200
+++ b/doc/book/en/intro/concepts/index.rst	Tue Jul 28 20:26:45 2009 +0200
@@ -155,7 +155,7 @@
 identifier in the same registry, At runtime, appobjects are selected in the
 vregistry according to the context.
 
-Application objects are stored in the registry using a two level hierarchy :
+Application objects are stored in the registry using a two-level hierarchy :
 
   object's `__registry__` : object's `id` : [list of app objects]