diff --git a/mailnews/addrbook/resources/content/addressbook.xul b/mailnews/addrbook/resources/content/addressbook.xul
index 386dc57381ad..ef6ebf507284 100644
--- a/mailnews/addrbook/resources/content/addressbook.xul
+++ b/mailnews/addrbook/resources/content/addressbook.xul
@@ -193,7 +193,8 @@ Contributor(s):
                                   accesskey="&showAbToolbarCmd.accesskey;"
                                   oncommand="goToggleToolbar('abToolbar', 'menu_showAbToolbar')"
                                   checked="true" type="checkbox"/>
-                        <menuitem label="&showSearchToolbarCmd.label;"
+                        <menuitem id="menu_showSearchToolbar"
+                                  label="&showSearchToolbarCmd.label;"
                                   accesskey="&showSearchToolbarCmd.accesskey;" 
                                   oncommand="goToggleToolbar('searchBox','menu_showSearchToolbar')"
                                   checked="true" type="checkbox"/>