diff --git a/drivers/net/ethernet/microchip/lan966x/Kconfig b/drivers/net/ethernet/microchip/lan966x/Kconfig
index ac273f84b69e3343daf6db47b32c9da7242b3b7e..4241ff0e509846d97b9509944ad7906290f8cae3 100644
--- a/drivers/net/ethernet/microchip/lan966x/Kconfig
+++ b/drivers/net/ethernet/microchip/lan966x/Kconfig
@@ -1,5 +1,6 @@
 config LAN966X_SWITCH
 	tristate "Lan966x switch driver"
+	depends on PTP_1588_CLOCK_OPTIONAL
 	depends on HAS_IOMEM
 	depends on OF
 	depends on NET_SWITCHDEV