diff --git a/README.md b/README.md
index e6b8ede64..31272e2e7 100644
--- a/README.md
+++ b/README.md
@@ -216,7 +216,7 @@ Split query
 .ToPageList(1,2);　
 ``` 
 
-#### Feature10 : Big data insert or update 
+### Feature10 : Big data insert or update 
 ```cs
 10.1 BulkCopy
 db.Fastest<Order>().BulkCopy(lstData);//insert