diff --git a/src/documentation/xdocs/hdf/book.xml b/src/documentation/xdocs/hdf/book.xml
index 19f5697aa..6dfc05464 100644
--- a/src/documentation/xdocs/hdf/book.xml
+++ b/src/documentation/xdocs/hdf/book.xml
@@ -7,8 +7,7 @@
 
   <menu label="Navigation">
     <menu-item label="Main" href="../index.html"/>
-    <menu-item label="How-To" href="../how-to.html"/>
-    <menu-item label="HDF Format" href="../docoverview.html"/>
+    <menu-item label="HDF Format" href="docoverview.html"/>
   </menu>
 
 </book>