diff --git a/src/superio/nuvoton/nct6776/Kconfig b/src/superio/nuvoton/nct6776/Kconfig
index 90d4d32555..441692bddd 100644
--- a/src/superio/nuvoton/nct6776/Kconfig
+++ b/src/superio/nuvoton/nct6776/Kconfig
@@ -20,4 +20,5 @@ config SUPERIO_NUVOTON_NCT6776
 
 config SUPERIO_NUVOTON_NCT6776_COM_A
 	bool
+	depends on SUPERIO_NUVOTON_NCT6776
 	default n