diff --git a/bsp/beaglebone/drivers/serial.c b/bsp/beaglebone/drivers/serial.c
index db16013b73..776ef3fa3c 100644
--- a/bsp/beaglebone/drivers/serial.c
+++ b/bsp/beaglebone/drivers/serial.c
@@ -431,7 +431,7 @@ int rt_hw_serial_init(void)
 #endif
 
 #ifdef RT_USING_UART5
-    config = RT_SERIAL_CONFIG_DEFAULT;
+    config.baud_rate = BAUD_RATE_115200;
 
     serial5.ops    = &am33xx_uart_ops;
     serial5.config = config;