diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
index 7f66af446ec7..071869db44cf 100644
--- a/drivers/net/phy/Kconfig
+++ b/drivers/net/phy/Kconfig
@@ -89,7 +89,7 @@ config MDIO_BUS_MUX_MMIOREG
 
 config MDIO_BUS_MUX_MULTIPLEXER
 	tristate "MDIO bus multiplexer using kernel multiplexer subsystem"
-	depends on OF
+	depends on OF_MDIO
 	select MULTIPLEXER
 	select MDIO_BUS_MUX
 	help