diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
index fc5bf9d..596966c 100644
--- a/drivers/platform/x86/Kconfig
+++ b/drivers/platform/x86/Kconfig
@@ -215,6 +215,7 @@ config THINKPAD_ACPI
 	depends on ACPI
 	depends on INPUT
 	depends on RFKILL || RFKILL = n
+	depends on SOUND
 	select BACKLIGHT_LCD_SUPPORT
 	select BACKLIGHT_CLASS_DEVICE
 	select HWMON