diff --git a/scm/xdocs/releasing.xml b/scm/xdocs/releasing.xml
index 4f75aa4b..748074eb 100644
--- a/scm/xdocs/releasing.xml
+++ b/scm/xdocs/releasing.xml
@@ -51,6 +51,8 @@
           <li>Tag the entire source tree with the new tag name</li>
         </ol>
         <p>
+          (Note that you may preview the changes made to project.xml and changes.xml by setting
+          the <code>maven.scm.testmode</code> property).
           When this operation is over, your source control has the released code tagged and ready to deploy.
         </p>
       </subsection>