diff --git a/firmware/README.MD b/firmware/README.MD
index 11bb7a7..dfdf685 100644
--- a/firmware/README.MD
+++ b/firmware/README.MD
@@ -35,4 +35,5 @@
 ###  To write firmware, please check the corresponding link below
 
 [Flash firmware in Mac OS](https://github.com/Xinyuan-LilyGO/LilyGo-Document/blob/master/MacFlashBin.md)
+
 [Flash firmware in windows](https://github.com/Xinyuan-LilyGO/LilyGo-Document/blob/master/WinFlashBin.md)
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