diff --git a/source/python/black.md b/source/python/black.md
index 96356d5..a63e57f 100644
--- a/source/python/black.md
+++ b/source/python/black.md
@@ -7,10 +7,8 @@
 Black can be configured in `pyproject.toml`
 (see [Usage and Configuration - The basics](https://black.readthedocs.io/en/stable/usage_and_configuration/the_basics.html)). 
 
-Example config:
-
-:::{code} python
-:filename: pyproject.toml
+:::{code-block} python
+:caption: Example config in `pyproject.toml`
 [tool.black]
 line-length = 99
 target-version = ["py310"]