diff --git a/archiva-site/src/site/apt/guides/getting-started/index.apt b/archiva-site/src/site/apt/guides/getting-started/index.apt
index 84aa5a6ea..1e76cc826 100644
--- a/archiva-site/src/site/apt/guides/getting-started/index.apt
+++ b/archiva-site/src/site/apt/guides/getting-started/index.apt
@@ -73,11 +73,25 @@ To deploy Archiva to Tomcat 5.5
username="sa"
password=""
driverClassName="org.apache.derby.jdbc.EmbeddedDriver"
- url="jdbc:derby:database/archiva;create=true"
- />
+ url="jdbc:derby:database/archiva;create=true" />
+
+
+
+
+-------------------------------------------------------------------------+
+ * <>: Tomcat 5.5.20 and 5.5.23 are missing MailSessionFactory and a
+ few other classes. JNDI mail sessions will work. Use Tomcat 5.5.17
+ instead, or see {{{http://issues.apache.org/bugzilla/show_bug.cgi?id=40668}
+ Bug 40668}} for a workaround.
+
* Copy archiva/archiva-webapp/target/archiva-webapp-1.0-SNAPSHOT/WEB-INF/lib/derby-10.1.3.1.jar into the tomcat common/lib
* To deal with a current bug, you'll also need to add the following to your ${catalina.home}/conf/web.xml in the relevant section (search for jspx):