diff --git a/Book/MacOS KeyBoard Sound.md b/Book/MacOS KeyBoard Sound.md
index 0bc4bf6..0b4e37f 100644
--- a/Book/MacOS KeyBoard Sound.md	
+++ b/Book/MacOS KeyBoard Sound.md	
@@ -2,4 +2,4 @@
 通过GitHub平台查找并筛选开源项目：
 https://github.com/MrKai77/MKSTE
 
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