diff --git a/drivers/char/watchdog/Kconfig b/drivers/char/watchdog/Kconfig
index e812aa1..60198a7 100644
--- a/drivers/char/watchdog/Kconfig
+++ b/drivers/char/watchdog/Kconfig
@@ -548,7 +548,7 @@
 	depends on WATCHDOG && MV64X60
 
 config BOOKE_WDT
-	tristate "PowerPC Book-E Watchdog Timer"
+	bool "PowerPC Book-E Watchdog Timer"
 	depends on WATCHDOG && (BOOKE || 4xx)
 	---help---
 	  Please see Documentation/watchdog/watchdog-api.txt for