diff --git a/README.md b/README.md
index e191416..f128005 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,7 @@
 [![PyPI](https://img.shields.io/pypi/v/cpp-linter-hooks)](https://pypi.org/project/cpp-linter-hooks/)
 [![codecov](https://codecov.io/gh/cpp-linter/cpp-linter-hooks/branch/main/graph/badge.svg?token=L74Z3HZ4Y5)](https://codecov.io/gh/cpp-linter/cpp-linter-hooks)
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+[![CodeQL](https://github.com/cpp-linter/cpp-linter-hooks/actions/workflows/codeql.yml/badge.svg)](https://github.com/cpp-linter/cpp-linter-hooks/actions/workflows/codeql.yml)
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