diff --git a/configs/A20-OLinuXino_MICRO_defconfig b/configs/A20-OLinuXino_MICRO_defconfig
index 03481f6..41b2f8f 100644
--- a/configs/A20-OLinuXino_MICRO_defconfig
+++ b/configs/A20-OLinuXino_MICRO_defconfig
@@ -15,4 +15,5 @@
 # CONFIG_CMD_FPGA is not set
 CONFIG_CMD_GPIO=y
 CONFIG_ETH_DESIGNWARE=y
+CONFIG_SYS_NS16550=y
 CONFIG_USB_EHCI_HCD=y