diff --git a/docs/conf.py b/docs/conf.py
index 9aa0ff1..e0c62f8 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -207,7 +207,7 @@
 
 
 # Example configuration for intersphinx: refer to the Python standard library.
-intersphinx_mapping = {'http://docs.python.org/': None,
-                       'pymongo': ('https://pymongo.readthedocs.io/en/stable/', None)}
+intersphinx_mapping = {'python': ('https://docs.python.org/3', None),
+                       'pymongo': ('https://pymongo.readthedocs.io/en/stable', None)}
 
 autoclass_content = 'both'