diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/Kconfig b/drivers/net/ethernet/oki-semi/pch_gbe/Kconfig
index 9730241..5296cc8 100644
--- a/drivers/net/ethernet/oki-semi/pch_gbe/Kconfig
+++ b/drivers/net/ethernet/oki-semi/pch_gbe/Kconfig
@@ -26,6 +26,9 @@ if PCH_GBE
 config PCH_PTP
 	bool "PCH PTP clock support"
 	default n
+	depends on EXPERIMENTAL
+	select PPS
+	select PTP_1588_CLOCK
 	select PTP_1588_CLOCK_PCH
 	---help---
 	  Say Y here if you want to use Precision Time Protocol (PTP) in the