diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index f4f000a..2caef09 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -139,6 +139,13 @@
 	help
 	  This driver adds support for ACPI controlled docking stations
 
+config ACPI_BAY
+	tristate "Removable Drive Bay"
+	depends on EXPERIMENTAL
+	help
+	  This driver adds support for ACPI controlled removable drive
+	  bays such as the IBM ultrabay or the Dell Module Bay.
+
 config ACPI_PROCESSOR
 	tristate "Processor"
 	default y