diff --git a/guide.md b/guide.md
index 1ad42a23..b95b4c2d 100644
--- a/guide.md
+++ b/guide.md
@@ -398,7 +398,7 @@ And there are three rrweb-replayer event will be emitted in the same way:
 
 You can also play with rrweb by using the REPL testing tool which does not need installation.
 
-Run `npm run repl` to launch a browser and ask for a URL you want to test on the CLI:
+Run `yarn repl` to launch a browser and ask for a URL you want to test on the CLI:
 
 ```
 Enter the url you want to record, e.g https://react-redux.realworld.io:
diff --git a/guide.zh_CN.md b/guide.zh_CN.md
index 43edece2..bdb0a933 100644
--- a/guide.zh_CN.md
+++ b/guide.zh_CN.md
@@ -396,7 +396,7 @@ replayer.on(EVENT_NAME, (payload) => {
 
 在不安装 rrweb 的情况下，也可以通过使用 REPL 工具试用 rrweb 录制 web 应用。
 
-运行 `npm run repl`，将会启动浏览器并在命令行要求输入一个测试的 url：
+运行 `yarn repl`，将会启动浏览器并在命令行要求输入一个测试的 url：
 
 ```
 Enter the url you want to record, e.g https://react-redux.realworld.io: