diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index ff36f0c..ad47c1b 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -507,7 +507,7 @@
 
 config SERIAL_MUX
 	tristate "Serial MUX support"
-	depends on PARISC
+	depends on GSC
 	select SERIAL_CORE
 	default y
 	---help---