diff --git a/docs/react/contributing.en-US.md b/docs/react/contributing.en-US.md
index 9649c4000d..7dc63cb4bc 100644
--- a/docs/react/contributing.en-US.md
+++ b/docs/react/contributing.en-US.md
@@ -51,7 +51,7 @@ The core team is monitoring for pull requests. We will review your pull request
 1. Fork the repository and create your branch from the [correct branch](#Branch-Organization).
 1. Run `npm install` in the repository root.
 1. If you've fixed a bug or added code that should be tested, add tests!
-1. Ensure the test suite passes (npm run test). Tip: `npm test -- --watch TestName` is helpful in development.
+1. Ensure the test suite passes (npm run test). Tip: `npm test --watch TestName` is helpful in development.
 1. Run `npm test -- -u` to update the [jest snapshots](http://facebook.github.io/jest/docs/en/snapshot-testing.html#snapshot-testing-with-jest) and commit these changes as well (if there are any updates).
 1. Make sure your code lints (npm run lint). Tip: Lint runs automatically when you `git commit` (Use [Git Hooks](https://git-scm.com/book/en/v2/Customizing-Git-Git-Hooks)).
 
diff --git a/docs/react/contributing.zh-CN.md b/docs/react/contributing.zh-CN.md
index 5816b9b025..65f1069715 100644
--- a/docs/react/contributing.zh-CN.md
+++ b/docs/react/contributing.zh-CN.md
@@ -51,7 +51,7 @@ Ant Design 团队会关注所有的 pull request，我们会 review 以及合并
 1. 基于 [正确的分支](#分支管理) 做修改。
 2. 在项目根目录下运行了 `npm install`。
 3. 如果你修复了一个 bug 或者新增了一个功能，请确保写了相应的测试，这很重要。
-4. 确认所有的测试都是通过的 `npm run test`。 小贴士：开发过程中可以用 `npm test -- --watch TestName` 来运行指定的测试。
+4. 确认所有的测试都是通过的 `npm run test`。 小贴士：开发过程中可以用 `npm test --watch TestName` 来运行指定的测试。
 5. 运行 `npm test -- -u` 来更新 [jest snapshot](http://facebook.github.io/jest/docs/en/snapshot-testing.html#snapshot-testing-with-jest) 并且把这些更新也提交上来（如果有的话）。
 6. 确保你的代码通过了 lint 检查 `npm run lint`. 小贴士: Lint 会在你 `git commit` 的时候自动运行（通过[Git Hooks](https://git-scm.com/book/en/v2/Customizing-Git-Git-Hooks)）。