diff --git a/components/finsh/shell.c b/components/finsh/shell.c
index b55eb32..cfd0855 100644
--- a/components/finsh/shell.c
+++ b/components/finsh/shell.c
@@ -222,7 +222,7 @@ void finsh_set_device(const char *device_name)
     /* check whether it's a same device */
     if (dev == shell->device) return;
     /* open this device and set the new device in finsh shell */
-    if (rt_device_open(dev, RT_DEVICE_OFLAG_RDWR | RT_DEVICE_FLAG_INT_RX | \
+    if (rt_device_open(dev, RT_DEVICE_OFLAG_RDWR | /*RT_DEVICE_FLAG_INT_RX | */ \
                        RT_DEVICE_FLAG_STREAM) == RT_EOK)
     {
         if (shell->device != RT_NULL)