diff --git a/drivers/usb/serial/Kconfig b/drivers/usb/serial/Kconfig
index a0b2247eeaa1..bd8aab0ef1cf 100644
--- a/drivers/usb/serial/Kconfig
+++ b/drivers/usb/serial/Kconfig
@@ -425,16 +425,15 @@ config USB_SERIAL_MOS7720
 	  To compile this driver as a module, choose M here: the
 	  module will be called mos7720.
 
-if USB_SERIAL_MOS7720
 config USB_SERIAL_MOS7715_PARPORT
 	bool "Support for parallel port on the Moschip 7715"
+	depends on USB_SERIAL_MOS7720
+	depends on PARPORT=y || PARPORT=USB_SERIAL_MOS7720
 	select PARPORT_NOT_PC
-	depends on PARPORT
 	---help---
 	Say Y if you have a Moschip 7715 device and would like to use
 	the parallel port it provides.  The port will register with
 	the parport subsystem as a low-level driver.
-endif
 
 config USB_SERIAL_MOS7840
 	tristate "USB Moschip 7840/7820 USB Serial Driver"