diff --git a/readme.md b/readme.md
index 37f8bb32..191c38ca 100644
--- a/readme.md
+++ b/readme.md
@@ -32,7 +32,7 @@ IFreeSql fsql = new FreeSql.FreeSqlBuilder()
     .UseAutoSyncStructure(true) //自动同步实体结构到数据库
     .UseSyncStructureToLower(true) //转小写同步结构
 
-	.UseLazyLoading(true) //延时加载导航属性对象，导航属性需要声明 virtual
+    .UseLazyLoading(true) //延时加载导航属性对象，导航属性需要声明 virtual
     .Build();
 ```