diff --git a/docs/_config.yml b/docs/_config.yml
index 0d422a9..14f394b 100644
--- a/docs/_config.yml
+++ b/docs/_config.yml
@@ -7,7 +7,7 @@ author: The zen3geo Team
 # Force re-execution of notebooks on each build.
 # See https://jupyterbook.org/content/execute.html
 execute:
-  execute_notebooks: force
+  execute_notebooks: cache
 
 # Define the name of the latex output file for PDF builds
 latex:
@@ -31,6 +31,9 @@ sphinx:
   config:
     autodoc_typehints: 'description'
     html_show_copyright: false
+    html_theme_options:
+      # https://sphinx-book-theme.readthedocs.io/en/stable/customize/sidebar-secondary.html
+      show_toc_level: 3
     intersphinx_mapping:
       datashader:
         - 'https://datashader.org/'
diff --git a/docs/api.md b/docs/api.md
index 62daa69..827291c 100644
--- a/docs/api.md
+++ b/docs/api.md
@@ -18,21 +18,21 @@
     :show-inheritance:
 ```
 
-### Rioxarray
+### Pyogrio
 
 ```{eval-rst}
-.. automodule:: zen3geo.datapipes.rioxarray
-.. autoclass:: zen3geo.datapipes.RioXarrayReader
-.. autoclass:: zen3geo.datapipes.rioxarray.RioXarrayReaderIterDataPipe
+.. automodule:: zen3geo.datapipes.pyogrio
+.. autoclass:: zen3geo.datapipes.PyogrioReader
+.. autoclass:: zen3geo.datapipes.pyogrio.PyogrioReaderIterDataPipe
     :show-inheritance:
 ```
 
-### Pyogrio
+### Rioxarray
 
 ```{eval-rst}
-.. automodule:: zen3geo.datapipes.pyogrio
-.. autoclass:: zen3geo.datapipes.PyogrioReader
-.. autoclass:: zen3geo.datapipes.pyogrio.PyogrioReaderIterDataPipe
+.. automodule:: zen3geo.datapipes.rioxarray
+.. autoclass:: zen3geo.datapipes.RioXarrayReader
+.. autoclass:: zen3geo.datapipes.rioxarray.RioXarrayReaderIterDataPipe
     :show-inheritance:
 ```