diff --git a/configs/spear310_usbtty_defconfig b/configs/spear310_usbtty_defconfig
index 7db21b0..3313633 100644
--- a/configs/spear310_usbtty_defconfig
+++ b/configs/spear310_usbtty_defconfig
@@ -8,6 +8,7 @@
 CONFIG_BOOTARGS="console=ttyAMA0,115200 mem=128M root=/dev/mtdblock3 rootfstype=jffs2"
 CONFIG_SYS_CONSOLE_INFO_QUIET=y
 # CONFIG_DISPLAY_BOARDINFO is not set
+# CONFIG_AUTO_COMPLETE is not set
 CONFIG_CMD_IMLS=y
 CONFIG_CMD_I2C=y
 CONFIG_CMD_NAND=y