diff --git a/arch/arm/src/common/up_initialize.c b/arch/arm/src/common/up_initialize.c
index 1e8fca47ca4..e9cb2248b72 100644
--- a/arch/arm/src/common/up_initialize.c
+++ b/arch/arm/src/common/up_initialize.c
@@ -1,7 +1,7 @@
 /****************************************************************************
  * arch/arm/src/common/up_initialize.c
  *
- *   Copyright (C) 2007-2009 Gregory Nutt. All rights reserved.
+ *   Copyright (C) 2007-2010 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
  *
  * Redistribution and use in source and binary forms, with or without
@@ -161,7 +161,7 @@ void up_initialize(void)
 
   up_netinitialize();
 
-  /* Initializ USB */
+  /* Initialize USB */
 
   up_usbinitialize();
 
diff --git a/arch/hc/src/common/up_initialize.c b/arch/hc/src/common/up_initialize.c
index 38e70be19ed..9385cee1ca2 100755
--- a/arch/hc/src/common/up_initialize.c
+++ b/arch/hc/src/common/up_initialize.c
@@ -1,7 +1,7 @@
 /****************************************************************************
  * arch/hc/src/common/up_initialize.c
  *
- *   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+ *   Copyright (C) 2009-2010 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
  *
  * Redistribution and use in source and binary forms, with or without
@@ -160,7 +160,7 @@ void up_initialize(void)
 
   up_netinitialize();
 
-  /* Initializ USB */
+  /* Initialize USB */
 
   up_usbinitialize();
 
diff --git a/arch/sh/src/common/up_initialize.c b/arch/sh/src/common/up_initialize.c
index 1b4ceb8be0e..92587ba31e8 100644
--- a/arch/sh/src/common/up_initialize.c
+++ b/arch/sh/src/common/up_initialize.c
@@ -1,7 +1,7 @@
 /****************************************************************************
  * arch/sh/src/common/up_initialize.c
  *
- *   Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
+ *   Copyright (C) 2008-2010 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
  *
  * Redistribution and use in source and binary forms, with or without
@@ -152,7 +152,7 @@ void up_initialize(void)
 
   up_netinitialize();
 
-  /* Initializ USB */
+  /* Initialize USB */
 
   up_usbinitialize();