diff --git a/ChangeLog b/ChangeLog
index bb3b98a64..12394bad6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2009-04-04  Yoshinori K. Okuji  <okuji@enbug.org>
+
+	* loader/i386/efi/linux.c (fake_bios_data): Use grub_dprintf
+	instead of grub_printf.
+
 2009-04-03  Robert Millan  <rmh@aybabtu.com>
 
 	* loader/i386/linux.c (grub_linux_setup_video): Fill
diff --git a/loader/i386/efi/linux.c b/loader/i386/efi/linux.c
index c62198a4a..d8c6a67c1 100644
--- a/loader/i386/efi/linux.c
+++ b/loader/i386/efi/linux.c
@@ -306,7 +306,7 @@ fake_bios_data (void)
       if (! grub_memcmp (guid, &acpi2_guid, sizeof (grub_efi_guid_t)))
 	{
 	  acpi = grub_efi_system_table->configuration_table[i].vendor_table;
-	  grub_printf ("ACPI2: %p\n", acpi);
+	  grub_dprintf ("linux", "ACPI2: %p\n", acpi);
 	}
       else if (! grub_memcmp (guid, &acpi_guid, sizeof (grub_efi_guid_t)))
 	{
@@ -315,7 +315,7 @@ fake_bios_data (void)
 	  t = grub_efi_system_table->configuration_table[i].vendor_table;
 	  if (! acpi)
 	    acpi = t;
-	  grub_printf ("ACPI: %p\n", t);
+	  grub_dprintf ("linux", "ACPI: %p\n", t);
 	}
     }