diff --git a/components/finsh/shell.c b/components/finsh/shell.c
index 19dd93691e5c9b5840a4554ae0ed75f0685ab1d3..8ff0e89e448b6a6011a26152eb982123b11a3311 100644
--- a/components/finsh/shell.c
+++ b/components/finsh/shell.c
@@ -131,6 +131,7 @@ void finsh_set_device(const char* device_name)
 		{
 			/* close old finsh device */
 			rt_device_close(shell->device);
+            rt_device_set_rx_indicate(dev, RT_NULL);
 		}
 
 		shell->device = dev;