diff --git a/Documentation/NuttxPortingGuide.html b/Documentation/NuttxPortingGuide.html
index b9477374831..e0a5d3ea5cb 100644
--- a/Documentation/NuttxPortingGuide.html
+++ b/Documentation/NuttxPortingGuide.html
@@ -745,7 +745,7 @@
     This directory holds common ARM architectures.
   </li>
 
-  <li><code>arch/arm</code>:
+  <li><code>arch/avr</code>:
     This directory holds common AVR and AVR32 architectures.
   </li>