diff --git a/CHANGELOG.md b/CHANGELOG.md
index bc7bfb2..deb3f2b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # 变更历史
 
+## v0.8.5 (2022-03-09)
+- 优化`README`，增加v2版付款到零钱示例不验签使用方法；
+- 解决`CLI`下初始化参数`mchid`必须是字符串类型的遗留问题；
+
 ## v0.8.4 (2022-01-27)
 - 修正`Hash.md5`当给正确的`key`时，返回错误的签名值问题；
 
diff --git a/bin/cli.js b/bin/cli.js
index 0cb56f6..f0b8870 100755
--- a/bin/cli.js
+++ b/bin/cli.js
@@ -19,6 +19,8 @@ yargs(hideBin(process.argv))
   })
   .epilog('for more information visit https://github.com/TheNorthMemory/wechatpay-axios-plugin')
   .middleware((argv) => {
+    if (argv.c && argv.c.mchid) { Reflect.set(argv.config, 'mchid', `${argv.config.mchid}`); }
+
     if (argv.c && argv.c.privateKey && argv.c.privateKey !== 'any') {
       Reflect.set(argv.config, 'privateKey', readFileSync(argv.c.privateKey));
     }
diff --git a/bin/cli/request.js b/bin/cli/request.js
index 593d3ba..a5bf9eb 100644
--- a/bin/cli/request.js
+++ b/bin/cli/request.js
@@ -46,7 +46,6 @@ module.exports = {
     const {
       baseURL, uri, config, method, data, params, headers,
     } = argv;
-    config.mchid = `${config.mchid}`
     const responseType = argv.binary && typeof argv.binary === 'boolean' ? 'arraybuffer' : undefined;
     const structure = [{ params, headers, responseType }];
 
diff --git a/package.json b/package.json
index 265625d..ff824f9 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "wechatpay-axios-plugin",
-  "version": "0.8.4",
+  "version": "0.8.5",
   "description": "微信支付APIv2及v3 NodeJS SDK，支持CLI模式请求OpenAPI，支持v3证书下载，v2付款码支付、企业付款、退款，企业微信-企业支付-企业红包/向员工付款，v2&v3 Native支付、扫码支付、H5支付、JSAPI/小程序支付、合单支付...",
   "main": "index.js",
   "typings": "index.d.ts",