diff --git a/README.md b/README.md
index 59f87acf9..c4ba85637 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 Email:610262374@qq.com 
 QQ Group:225982985
 
-##3.x API
+## 3.x API
 3.X https://github.com/sunkaixuan/SqlSugar/tree/master
 
 ##  1. Query