diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 3bce0aa..8eca3f3 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -143,7 +143,7 @@
 
 config WDT_MT7621
 	bool "MediaTek MT7621 watchdog timer support"
-	depends on WDT && ARCH_MT7620
+	depends on WDT && SOC_MT7628
 	help
 	   Select this to enable Ralink / Mediatek watchdog timer,
 	   which can be found on some MediaTek chips.