diff --git a/doc/conf.py b/doc/conf.py
index fc7f2e7..e31eb30 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -475,4 +475,4 @@ epub_exclude_files = ['search.html']
 
 
 # Example configuration for intersphinx: refer to the Python standard library.
-intersphinx_mapping = {'https://docs.python.org/': None}
+# intersphinx_mapping = {'https://docs.python.org/': None}