diff --git a/docs/pwg/building-testapp.xml b/docs/pwg/building-testapp.xml
index af3baee4e4..2412668407 100644
--- a/docs/pwg/building-testapp.xml
+++ b/docs/pwg/building-testapp.xml
@@ -10,7 +10,7 @@
     interactivity and more. Writing your own small testing program is the
     easiest way to accomplish this. This section explains - in a few words
     - how to do that. For a complete application development guide, see the
-    <ulink type="http" url="../manual/index.html">Application Development
+    <ulink type="http" url="../../manual/html/index.html">Application Development
     Manual</ulink>.
   </para>