diff --git a/test2.txt b/test2.txt
index 92edbb1..cdcd7f2 100644
--- a/test2.txt
+++ b/test2.txt
@@ -1,3 +1,5 @@
 feather test 2
 
-message of f3.
\ No newline at end of file
+message of f3.
+
+特性4的消息