diff --git a/README.md b/README.md
index 626c2fe..0ee0998 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 * Author: rickyHuo
 * Homepage: https://github.com/RickyHuo/hangout-output-clickhouse
-* Version: 0.0.2
+* Version: 0.0.3
 
 ### Description
 
@@ -12,33 +12,31 @@
 
 | name | type | required | default value |
 | --- | --- | --- | --- |
-| [host](#host-string) | string | yes | - |
+| [bulk_size](#bulk_size-list) | int | no | 1000 |
 | [database](#database-string) | string | yes | - |
-| [table](#table-string) | string | yes | - |
 | [fields](#fields-list) | list | yes | - |
-| [bulk_size](#bulk_size-list) | int | no | 1000 |
+| [host](#host-string) | string | yes | - |
 | [replace_include_fields](#replace_include_fields-list) | list | no | - |
 | [replace_exclude_fields](#replace_exclude_fields-list) | list | no | - |
+| [table](#table-string) | string | yes | - |
+| [username](#username-string) | string | yes | - |
+| [password](#password-string) | string | yes | - |
 
-##### host [string]
+##### bulk_size [string]
 
-ClickHouse cluster host
+批次写入量，默认为1000
 
 ##### database [string]
 
 database
 
-##### table [string]
-
-table
-
 ##### fields [list]
 
 table fields， 必须和Hangout清洗后的字段保持一致
 
-##### bulk_size [string]
+##### host [string]
 
-批次写入量，默认为1000
+ClickHouse cluster host
 
 ##### replace_include_fields [list]
 
@@ -48,12 +46,26 @@ table fields， 必须和Hangout清洗后的字段保持一致
 
 不需要执行替换'字符操作的字段列表
 
+##### table [string]
+
+table
+
+##### username [string]
+
+ClickHouse withCredit username
+
+##### password [string]
+
+ClickHouse withCredit password
+
 ### Examples
 
 ```
 outputs:
     - com.sina.bip.hangout.outputs.Clickhouse:
         host: clickhouse.bip.sina.com.cn:8123
+        username: user
+        password: passwd
         database: apm
         table: apm_netdiagno
         fields: ['_device_id', '_ping_small', '_domain', '_traceroute', '_ping_big', 'date', 'ts', '_snet']
diff --git a/src/main/java/com/sina/bip/hangout/outputs/Clickhouse.java b/src/main/java/com/sina/bip/hangout/outputs/Clickhouse.java
index e308052..2e9114e 100644
--- a/src/main/java/com/sina/bip/hangout/outputs/Clickhouse.java
+++ b/src/main/java/com/sina/bip/hangout/outputs/Clickhouse.java
@@ -65,13 +65,13 @@ protected void prepare() {
         }
         this.table = (String) this.config.get("table");
 
-        if(this.config.containsKey("user") && this.config.containsKey("password")) {
-            this.user = (String) this.config.get("user");
+        if(this.config.containsKey("username") && this.config.containsKey("password")) {
+            this.user = (String) this.config.get("username");
             this.password = (String) this.config.get("password");
             this.withCredit = true;
 
-        } else if (this.config.containsKey("user") || this.config.containsKey("password")) {
-            log.warn("user and password must be included in config at same time");
+        } else if (this.config.containsKey("username") || this.config.containsKey("password")) {
+            log.warn("username and password must be included in config at same time");
         } else {
             this.withCredit = false;
         }