diff --git a/learn_file.txt b/learn_file.txt
index 4c6636e..a8a14e2 100644
--- a/learn_file.txt
+++ b/learn_file.txt
@@ -1,4 +1,5 @@
 this a learn file.
 add content.
 添加回滚
-节点提交
\ No newline at end of file
+节点提交
+add new2
\ No newline at end of file