diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c
index 5274317594fb0e037ca0ca52f8ef2643a10e7dd0..951d2ffc4baa87ce73db411192fb545acc77492a 100644
--- a/arch/ia64/kernel/acpi.c
+++ b/arch/ia64/kernel/acpi.c
@@ -9,7 +9,7 @@
  *  Copyright (C) 2000,2001 J.I. Lee <jung-ik.lee@intel.com>
  *  Copyright (C) 2001 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
  *  Copyright (C) 2001 Jenna Hall <jenna.s.hall@intel.com>
- *  Copyright (C) 2001 Takayoshi Kochi <t-kouchi@cq.jp.nec.com>
+ *  Copyright (C) 2001 Takayoshi Kochi <t-kochi@bq.jp.nec.com>
  *  Copyright (C) 2002 Erich Focht <efocht@ess.nec.de>
  *
  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~