diff --git a/ChangeLog b/ChangeLog
index 8ad2c0362..78a02e592 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2009-10-15  Vladimir Serbinenko  <phcoder@gmail.com>
+
+	* commands/xnu_uuid.c (grub_cmd_xnu_uuid): Remove duplicated bitwise
+	operations.
+
 2009-10-15  Vladimir Serbinenko  <phcoder@gmail.com>
 
 	* configure.ac: Add missing dollar.
diff --git a/commands/xnu_uuid.c b/commands/xnu_uuid.c
index d5c272d03..06e88e560 100644
--- a/commands/xnu_uuid.c
+++ b/commands/xnu_uuid.c
@@ -349,8 +349,6 @@ grub_cmd_xnu_uuid (grub_command_t cmd __attribute__ ((unused)),
   grub_memcpy (hashme.prefix, hash_prefix, sizeof (hashme.prefix));
 
   md5 ((char *) &hashme, sizeof (hashme), (char *) xnu_uuid);
-  xnu_uuid[6] = (xnu_uuid[6] & 0xf) | 0x30;
-  xnu_uuid[8] = (xnu_uuid[8] & 0x3f) | 0x80;
   grub_sprintf (uuid_string,
 		"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x",
 		(unsigned int) xnu_uuid[0], (unsigned int) xnu_uuid[1],