diff --git a/docs/dev/new_check_howto.md b/docs/dev/new_check_howto.md
index e9f4e95b7444c..5a63ce83d68c6 100644
--- a/docs/dev/new_check_howto.md
+++ b/docs/dev/new_check_howto.md
@@ -397,12 +397,12 @@ The example integration contains a service check, so you need to add it to the `
 
 ## Building
 
-`setup.py` provides the `setuptools` setup script to package and build the wheel. To learn more about Python packaging, see [Packaging Python Projects][14].
+The `pyproject.toml` file provides the metadata that is used to package and build the wheel. To learn more about Python packaging, see [Packaging Python Projects][14].
 
-Once your `setup.py` is ready, create a wheel:
+Once your `pyproject.toml` is ready, create a wheel:
 
 - With the `ddev` tooling (recommended): `ddev release build <INTEGRATION_NAME>`
-- Without the `ddev` tooling: `cd <INTEGRATION_DIR> && python setup.py bdist_wheel`
+- Without the `ddev` tooling: `cd <INTEGRATION_DIR> && pip wheel . --no-deps --wheel-dir dist`
 
 ### What's in the wheel?