diff --git a/configs/inet9f_rev03_defconfig b/configs/inet9f_rev03_defconfig
index 0a17cf7..adbdd0a 100644
--- a/configs/inet9f_rev03_defconfig
+++ b/configs/inet9f_rev03_defconfig
@@ -17,4 +17,5 @@
 # CONFIG_CMD_FLASH is not set
 # CONFIG_CMD_FPGA is not set
 CONFIG_CMD_GPIO=y
+CONFIG_SYS_NS16550=y
 CONFIG_USB_MUSB_HOST=y