diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index 7ef172c..65da19b 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -204,6 +204,7 @@
 
 config ACPI_WMI
 	tristate "WMI (EXPERIMENTAL)"
+	depends on X86
 	depends on EXPERIMENTAL
 	help
 	  This driver adds support for the ACPI-WMI mapper device (PNP0C14)