diff --git a/test/xdocs/index.xml b/test/xdocs/index.xml
index eb9f53a7..73f972bf 100644
--- a/test/xdocs/index.xml
+++ b/test/xdocs/index.xml
@@ -30,5 +30,14 @@
         This plug-in provides your basic JUnit testing facilities.
       </p>
     </section>
+    <section name="Requirements">
+      <p>
+        Be careful, the following plugins must be installed to use
+        version 1.8 of the test plugin:
+      </p>
+      <ul>
+        <li>maven-jar-plugin 1.8 (at least)</li>
+      </ul>
+    </section>
  </body>
 </document>