diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index db935d6b10c2..01ce3f41cc21 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -1723,7 +1723,7 @@ config SIBYTE_WDOG
 
 config AR7_WDT
 	tristate "TI AR7 Watchdog Timer"
-	depends on AR7 || (MIPS && COMPILE_TEST)
+	depends on AR7 || (MIPS && 32BIT && COMPILE_TEST)
 	help
 	  Hardware driver for the TI AR7 Watchdog Timer.