diff --git a/doc/api/test.md b/doc/api/test.md
index b8100c6f514fe5..2a6c5c44c18184 100644
--- a/doc/api/test.md
+++ b/doc/api/test.md
@@ -184,7 +184,7 @@ import { describe, it } from 'node:test';
 const { describe, it } = require('node:test');
 ```
 
-### `only` tests
+## `only` tests
 
 If Node.js is started with the [`--test-only`][] command-line option, it is
 possible to skip all top level tests except for a selected subset by passing