diff --git a/configs/x600_defconfig b/configs/x600_defconfig
index 0aef5b6..445759e 100644
--- a/configs/x600_defconfig
+++ b/configs/x600_defconfig
@@ -48,6 +48,7 @@
 CONFIG_PHY_MICREL_KSZ90X1=y
 CONFIG_NETDEVICES=y
 CONFIG_ETH_DESIGNWARE=y
+CONFIG_CONS_INDEX=0
 CONFIG_USB=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_STORAGE=y