diff --git a/configs/x600_defconfig b/configs/x600_defconfig
index c8f5f66..a96f54c 100644
--- a/configs/x600_defconfig
+++ b/configs/x600_defconfig
@@ -52,6 +52,7 @@
 CONFIG_PHY_MICREL_KSZ90X1=y
 CONFIG_ETH_DESIGNWARE=y
 CONFIG_MII=y
+CONFIG_RTC_M41T62=y
 CONFIG_CONS_INDEX=0
 CONFIG_USB=y
 CONFIG_USB_EHCI_HCD=y