diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 50dbaa8056581532a7fc535308792782cadb2e1f..616a0b2d77688ee03b138e09620d0442c27307ef 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -155,6 +155,7 @@ config TANGOX_WATCHDOG
 config WDAT_WDT
 	tristate "ACPI Watchdog Action Table (WDAT)"
 	depends on ACPI
+	select WATCHDOG_CORE
 	select ACPI_WATCHDOG
 	help
 	  This driver adds support for systems with ACPI Watchdog Action