diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 0a3aee29e067..91133bea8ca0 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -218,7 +218,7 @@ config MOXA_SMARTIO_NEW
 
 config ISI
 	tristate "Multi-Tech multiport card support (EXPERIMENTAL)"
-	depends on SERIAL_NONSTANDARD
+	depends on SERIAL_NONSTANDARD && PCI
 	select FW_LOADER
 	help
 	  This is a driver for the Multi-Tech cards which provide several