diff --git a/README.md b/README.md
index b55c8ac5..05f05dda 100644
--- a/README.md
+++ b/README.md
@@ -83,7 +83,7 @@ Developers on **GitHub** can call the **GitHub Action** to lint their codebase w
 | **Natural language**                    | [textlint](https://textlint.github.io/)                                                                                                                                       |
 | **OpenAPI**                             | [spectral](https://github.com/stoplightio/spectral)                                                                                                                           |
 | **Perl**                                | [perlcritic](https://metacpan.org/pod/Perl::Critic)                                                                                                                           |
-| **PHP**                                 | [PHP built-in linter](https://www.php.net/) / [PHP CodeSniffer](https://github.com/squizlabs/PHP_CodeSniffer) / [PHPStan](https://phpstan.org/) / [Psalm](https://psalm.dev/) |
+| **PHP**                                 | [PHP built-in linter](https://www.php.net/manual/en/features.commandline.options.php) / [PHP CodeSniffer](https://github.com/squizlabs/PHP_CodeSniffer) / [PHPStan](https://phpstan.org/) / [Psalm](https://psalm.dev/) |
 | **PowerShell**                          | [PSScriptAnalyzer](https://github.com/PowerShell/Psscriptanalyzer)                                                                                                            |
 | **Protocol Buffers**                    | [protolint](https://github.com/yoheimuta/protolint)                                                                                                                           |
 | **Python3**                             | [pylint](https://pylint.pycqa.org/) / [flake8](https://flake8.pycqa.org/en/latest/) / [black](https://github.com/psf/black) / [isort](https://pypi.org/project/isort/)        |