diff --git a/EssOS/项目分析.md b/EssOS/项目分析.md
index d38287b..4123d11 100644
--- a/EssOS/项目分析.md
+++ b/EssOS/项目分析.md
@@ -34,7 +34,7 @@ sequenceDiagram
 
 ```flow
 str=>start: Start
-end=>end: End
+end=>end
 ```