diff --git a/configs/net2big_v2_defconfig b/configs/net2big_v2_defconfig
index 09df520..9f52638 100644
--- a/configs/net2big_v2_defconfig
+++ b/configs/net2big_v2_defconfig
@@ -6,3 +6,4 @@
 # CONFIG_CMD_FLASH is not set
 # CONFIG_CMD_SETEXPR is not set
 CONFIG_SPI_FLASH=y
+CONFIG_SYS_NS16550=y