diff --git a/ChangeLog b/ChangeLog
index 60eb17dd3..ec0c2a1c7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2009-05-26  Pavel Roskin  <proski@gnu.org>
+
+	* util/getroot.c (grub_util_get_dev_abstraction): Mark os_dev as
+	possibly unused.
+
 2009-05-25  Christian Franke  <franke@computer.org>
 
 	* disk/ata.c (grub_ata_wait_not_busy): Add debug output of status
diff --git a/util/getroot.c b/util/getroot.c
index b6aae392f..5f892afa6 100644
--- a/util/getroot.c
+++ b/util/getroot.c
@@ -398,7 +398,7 @@ grub_guess_root_device (const char *dir)
 }
 
 int
-grub_util_get_dev_abstraction (const char *os_dev)
+grub_util_get_dev_abstraction (const char *os_dev UNUSED)
 {
 #ifdef __linux__
   /* Check for LVM.  */