diff --git a/ci/doc.yml b/ci/doc.yml
index e5533d3c..ccc3ded6 100644
--- a/ci/doc.yml
+++ b/ci/doc.yml
@@ -13,4 +13,3 @@ dependencies:
       - "sphinx_design"
       - "sphinx_togglebutton"
       - "sphinx-autodoc-typehints"
-      # - -e  "..[test]"
diff --git a/docs/usage.md b/docs/usage.md
index ae845201..465abb9e 100644
--- a/docs/usage.md
+++ b/docs/usage.md
@@ -421,11 +421,12 @@ Currently there are not yet any zarr v3 readers which understand the chunk manif
 This store can however be read by {py:func}`~virtualizarr.xarray.open_virtual_dataset`, by passing `filetype="zarr_v3"`.
 ```
 
-## Opening kerchunk references from disk as virtual datasets
+## Opening Kerchunk references from disk as virtual datasets
 
 You can open kerchunk references from disk as virtual datasets. This may be useful in appending workflows or creating checkpoints for larger datasets.
 
 ```python
+
 vds = open_virtual_dataset('combined.json', format='kerchunk_json')
 # or
 vds = open_virtual_dataset('combined.parquet', format='kerchunk_parquet')