diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 85be64579fc9..8effe182266d 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -1220,7 +1220,7 @@ config MFD_RC5T583
 	  different functionality of the device.
 
 config MFD_RK8XX
-	bool
+	tristate
 	select MFD_CORE
 
 config MFD_RK8XX_I2C