diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c
index 5510d3f593f46c7873f9ddf248601e569137352b..803e96752d5cc05af5d096ceec4a6d58b7a49fd6 100644
--- a/drivers/platform/x86/toshiba_acpi.c
+++ b/drivers/platform/x86/toshiba_acpi.c
@@ -131,7 +131,7 @@ MODULE_LICENSE("GPL");
 /* Field definitions */
 #define HCI_ACCEL_MASK			0x7fff
 #define HCI_HOTKEY_DISABLE		0x0b
-#define HCI_HOTKEY_ENABLE		0x09
+#define HCI_HOTKEY_ENABLE		0x01
 #define HCI_HOTKEY_SPECIAL_FUNCTIONS	0x10
 #define HCI_LCD_BRIGHTNESS_BITS		3
 #define HCI_LCD_BRIGHTNESS_SHIFT	(16-HCI_LCD_BRIGHTNESS_BITS)