diff --git a/configs/rockchip-usbplug_defconfig b/configs/rockchip-usbplug_defconfig
index 5d95b83fae..1954d39a67 100644
--- a/configs/rockchip-usbplug_defconfig
+++ b/configs/rockchip-usbplug_defconfig
@@ -85,7 +85,6 @@ CONFIG_BAUDRATE=1500000
 CONFIG_DEBUG_UART_BASE=0xff570000
 CONFIG_DEBUG_UART_CLOCK=24000000
 CONFIG_DEBUG_UART_SHIFT=2
-CONFIG_DEBUG_UART_ALWAYS_MODE=y
 CONFIG_ROCKCHIP_SFC=y
 CONFIG_SYSRESET=y
 CONFIG_USB=y