diff --git a/reference/trader/setup.xml b/reference/trader/setup.xml
index 25a82ace98..fd58741173 100644
--- a/reference/trader/setup.xml
+++ b/reference/trader/setup.xml
@@ -7,7 +7,7 @@
  <section xml:id="trader.requirements">
   &reftitle.required;
   <para>
-  TA-Lib is integrated into the extension, so no external libraries are needed.
+   The trader extension is based on <link xlink:href="http://www.ta-lib.org/">TA-Lib</link>. TA-Lib is fully integrated into the extension, therefore no external libraries are needed.
   </para>
  </section>