diff --git a/README.md b/README.md
index 1f7d788..1934331 100644
--- a/README.md
+++ b/README.md
@@ -36,15 +36,15 @@ npm i axios-miniprogram
 非全平台兼容的配置只会在平台支持的情况下生效。
 
 |参数|类型|默认值|说明|全平台兼容|
-|:-|:-|:-|:-|:-|:-|
-|adapter|Function||自定义适配器|是|
+|:-|:-|:-|:-|:-|
+|adapter|Function|[查看](https://github.com/early-autumn/axios-miniprogram/blob/master/src/helper/defaults.ts#L11)|自定义适配器|是|
 |baseURL|String||基础地址|是|
 |url|String||请求地址|是|
 |method|String|get|请求方法||
 |params|Object||请求参数|是|
 |data|String/Object/ArrayBuffer||请求数据|是|
-|headers|Object|[查看](https://github.com/early-autumn/axios-miniprogram/blob/master/src/helper/defaults.ts#L11)|请求头|是|
-|validateStatus|Function|[查看](https://github.com/early-autumn/axios-miniprogram/blob/master/src/helper/defaults.ts#L28)|自定义合法状态码|是|
+|headers|Object|[查看](https://github.com/early-autumn/axios-miniprogram/blob/master/src/helper/defaults.ts#L13)|请求头|是|
+|validateStatus|Function|[查看](https://github.com/early-autumn/axios-miniprogram/blob/master/src/helper/defaults.ts#L30)|自定义合法状态码|是|
 |paramsSerializer|Function||自定义参数序列化|是|
 |transformRequest|Function/Array<.Function>||自定义转换请求数据|是|
 |transformResponse|Function/Array<.Function>||自定义转换响应数据|是|
@@ -175,6 +175,9 @@ axios.defaults.adapter = function adapter(adapterConfig) {
     fail
   });
 }
+
+// 如果 adapterConfig 的数据结构适用于当前平台，则可以。
+axios.defaults.adapter = wx.request;
 ```
 
 ### `defaults`默认配置
diff --git a/package.json b/package.json
index 25c708c..86a338c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "axios-miniprogram",
-  "version": "1.0.1",
+  "version": "1.0.2",
   "description": "基于 Promise 的 HTTP 请求库，适用于各大小程序平台。",
   "main": "package/index.js",
   "miniprogram": "package",
diff --git a/src/helper/buildURL.ts b/src/helper/buildURL.ts
index 1bbf333..ad75f21 100644
--- a/src/helper/buildURL.ts
+++ b/src/helper/buildURL.ts
@@ -2,7 +2,7 @@
  * @Author: early-autumn
  * @Date: 2020-04-13 21:45:45
  * @LastEditors: early-autumn
- * @LastEditTime: 2020-04-18 16:12:10
+ * @LastEditTime: 2020-04-18 23:56:50
  */
 import { AnyObject, Params } from '../types';
 import { isPlainObject, isDate } from './utils';
@@ -52,7 +52,7 @@ function joinURL(url: string, serializedParams: string): string {
  *
  * @param params 请求参数
  */
-function paramsSerializerDefault(params: AnyObject): string {
+function paramsSerialization(params: AnyObject): string {
   const parts: string[] = [];
 
   Object.entries(params).forEach(([key, value]): void => {
@@ -87,24 +87,12 @@ function paramsSerializerDefault(params: AnyObject): string {
  *
  * @param url              请求地址
  * @param params           请求参数
- * @param paramsSerializer 自定义参数序列化
+ * @param paramsSerialized 自定义参数序列化
  */
-export default function buildURL(
-  url: string,
-  params?: Params,
-  paramsSerializer?: (params: AnyObject) => string
-): string {
+export default function buildURL(url: string, params?: Params, paramsSerializer = paramsSerialization): string {
   if (params === undefined) {
     return url;
   }
 
-  let serializedParams = '';
-
-  if (paramsSerializer !== undefined) {
-    serializedParams = paramsSerializer(params);
-  } else {
-    serializedParams = paramsSerializerDefault(params);
-  }
-
-  return joinURL(url, serializedParams);
+  return joinURL(url, paramsSerializer(params));
 }
diff --git a/src/index.ts b/src/index.ts
index 4b425ae..5bbed94 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -2,13 +2,10 @@
  * @Author: early-autumn
  * @Date: 2020-04-14 23:22:52
  * @LastEditors: early-autumn
- * @LastEditTime: 2020-04-18 15:17:50
+ * @LastEditTime: 2020-04-18 23:47:50
  */
 import axios from './axios';
 
-/**
- * typescript 类型全部导出
- */
 export * from './types';
 
 export default axios;