Add sphinx-docstring-typing
diff --git a/docs/conf.py b/docs/conf.py
index b70918f..bd64578 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -35,6 +35,7 @@
     'sphinx.ext.intersphinx',
     'sphinx.ext.viewcode',
     'sphinx.ext.napoleon',
+    'sphinx_docstring_typing'
 ]
 
 # Add any paths that contain templates here, relative to this directory.