diff --git a/README.md b/README.md
index 34cafa8..a4afcc7 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
-# dingtalk
+# DingTalk
 
-DingTalk util
+DingTalk Robot Util, Send text/markdown/link messages using DingTalk robot
 
 钉钉机器人 Rust SDK