diff --git a/python/docs/conf.py b/python/docs/conf.py
index 7c79b872..e1b2e255 100644
--- a/python/docs/conf.py
+++ b/python/docs/conf.py
@@ -37,8 +37,7 @@
     'sphinx.ext.autodoc',
     'sphinx.ext.napoleon',
     'sphinx.ext.viewcode',
-    'sphinx.ext.coverage',
-    'sphinx_html_builder'
+    'sphinx.ext.coverage'
 ]