diff --git a/Documentation/NuttX.html b/Documentation/NuttX.html
index 0ab1576188..8edba79e96 100644
--- a/Documentation/NuttX.html
+++ b/Documentation/NuttX.html
@@ -219,7 +219,8 @@
   <td><br></td>
   <td>
     <p>
-      <li>Easily extensible to new processor architectures, SoC architecture, or board architectures.</li>
+      <li>Easily extensible to new processor architectures, SoC architecture, or board architectures.
+          A <a href="NuttxPortingGuide.html">Porting Guide</a> is in development.</li>
     </p>
 </tr>
 
@@ -978,11 +979,11 @@ Other memory:
 <ul><table>
 <tr>
   <td><img src="favicon.ico"></td>
-  <td><a href="NuttxUserGuide.html">User Guide</td>
+  <td><a href="NuttxUserGuide.html">User Guide</a></td>
 </tr>
 <tr>
   <td><img src="favicon.ico"></td>
-  <td><a href="NuttxPortingGuide.html">Porting Guide</td>
+  <td><a href="NuttxPortingGuide.html">Porting Guide</a></td>
 </tr>
 </center></ul>