diff --git a/Documentation/NuttxPortingGuide.html b/Documentation/NuttxPortingGuide.html
index 48fafb89f5e..b1664f3f094 100644
--- a/Documentation/NuttxPortingGuide.html
+++ b/Documentation/NuttxPortingGuide.html
@@ -2901,7 +2901,7 @@ extern void up_ledoff(int led);
   <li>
     <p>
     <b>Examples</b>:
-    <code>arch/arm/src/chip/lm3s_serial.c</code>, <code>arch/arm/src/lpc214x/lpc214x_serial.c</code>, <code>arch/z16/src/z16f/z16f_serial.c</code>, etc.
+    <code>arch/arm/src/chip/lm_serial.c</code>, <code>arch/arm/src/lpc214x/lpc214x_serial.c</code>, <code>arch/z16/src/z16f/z16f_serial.c</code>, etc.
     </p>
   </li>
 </ul>