diff --git a/documentation/conf.py b/documentation/conf.py
index 93d3f6dfb..3d5efaf65 100644
--- a/documentation/conf.py
+++ b/documentation/conf.py
@@ -55,7 +55,6 @@ def visit_document(self, node):
               'sphinx.ext.mathjax',
               'sphinx.ext.viewcode',
               'sphinxarg.ext',
-              'autodocsumm',
               'nbsphinx']
 
 # autodoc_default_options = {