diff --git a/How-to-use-keyboard-UART-port-to-flash-firmware.md b/How-to-use-keyboard-UART-port-to-flash-firmware.md
index 0b56b94..bc0c7b0 100644
--- a/How-to-use-keyboard-UART-port-to-flash-firmware.md
+++ b/How-to-use-keyboard-UART-port-to-flash-firmware.md
@@ -1,7 +1,7 @@
 **All operations are under desktop linux**
 
 
-On uConsole keyboard back,there is a **UART** port which can be used with `stm32flash` to flash keyboard firmware  
+On uConsole keyboard back,there is a **UART** port which can be used with `stm32flash` to flash keyboard stock firmware  
 
 Especially when your keyboard met problem