diff --git a/README.md b/README.md
index f570f3b..1909c1d 100644
--- a/README.md
+++ b/README.md
@@ -27,7 +27,7 @@ String tableId = operation.createTable("HelloTable");
 ```java
 Authentication authentication = new Authentication("#key", "#secret");
 DatasourceOperation operation = new DatasourceOperation(authentication);
-// // 创建表并返回表id
+// 创建表并返回表id
 String tableId = "tableIdText;
 // 获取给该表提供数据的文件的上传地址
 String fileUploadUrl = operation.requestUploadUrl(tableId);