diff --git a/defensive-coding/en-US/Tasks-Serialization.xml b/defensive-coding/en-US/Tasks-Serialization.xml
index 456da55..008e75b 100644
--- a/defensive-coding/en-US/Tasks-Serialization.xml
+++ b/defensive-coding/en-US/Tasks-Serialization.xml
@@ -64,7 +64,7 @@
     <itemizedlist>
       <listitem><para>
 	Python's <package>pickle</package> and <package>cPickle</package>
-	modules
+	modules, and wrappers such as <package>shelve</package>
       </para></listitem>
       <listitem><para>
 	Perl's <package>Storable</package> package