diff --git a/Git学习.md b/Git学习.md
index a34d473..dded80d 100644
--- a/Git学习.md
+++ b/Git学习.md
@@ -1,3 +1,5 @@
 # Git学习
 
-这是主线1
\ No newline at end of file
+这是主线1
+
+主线变动
\ No newline at end of file