diff --git a/arch/i386/kernel/apm.c b/arch/i386/kernel/apm.c
index 2af65858d3229b29cad60a7d25dc88a5a927bb5c..a60358fe9a49d828a69c3271459ef5f5949e2aca 100644
--- a/arch/i386/kernel/apm.c
+++ b/arch/i386/kernel/apm.c
@@ -198,7 +198,7 @@
  *   (APM) BIOS Interface Specification, Revision 1.2, February 1996.
  *
  * [This document is available from Microsoft at:
- *    http://www.microsoft.com/hwdev/busbios/amp_12.htm]
+ *    http://www.microsoft.com/whdc/archive/amp_12.mspx]
  */
 
 #include <linux/module.h>