diff --git a/docs/conf.py b/docs/conf.py
index 30e71cc..a240561 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -18,6 +18,7 @@
 # https://www.sphinx-doc.org/en/master/usage/configuration.html#general-configuration
 
 extensions = [
+    'sphinx.ext.autodoc',
     'sphinx.ext.todo',
     'sphinx.ext.autodoc',
     'sphinx.ext.viewcode',