diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
index f4ca0591231d..3ac8529bb92c 100644
--- a/drivers/net/phy/Kconfig
+++ b/drivers/net/phy/Kconfig
@@ -67,6 +67,7 @@ config REALTEK_PHY
 
 config FIXED_PHY
 	bool "Driver for MDIO Bus/PHY emulation with fixed speed/link PHYs"
+	depends on PHYLIB=y
 	---help---
 	  Adds the platform "fixed" MDIO Bus to cover the boards that use
 	  PHYs that are not connected to the real MDIO bus.