diff --git a/conf.py b/conf.py
index <HASH>..<HASH> 100644
--- a/conf.py
+++ b/conf.py
@@ -34,7 +34,7 @@ extensions = [
     'sphinx.ext.coverage',
     'sphinx.ext.mathjax',
     'sphinx.ext.viewcode',
-    'sphinxcontrib.napoleon'
+    'sphinx.ext.napoleon'
 ]
 
 # Add any paths that contain templates here, relative to this directory.
Switched to sphinx.ext.napoleon from sphinxcontrib.napoleon