diff --git a/doc/formats.html b/doc/formats.html
index 40b7055..2854f04 100644
--- a/doc/formats.html
+++ b/doc/formats.html
@@ -132,6 +132,7 @@ Thus, data type modifiers like <code>l</code> or <code>h</code> do not
 exist in <em>StreamDevice</em> formats.
 </p>
 
+<a name="redirection"></a>
 <h3>Redirection</h3>
 <p>
 To use other fields of the record or even fields of other records on the