diff --git a/doc/source/conf.py b/doc/source/conf.py
index ab866ed23..1774cc7ac 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -27,7 +27,7 @@ sys.path.insert(0, ROOT)
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions
 # coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
-extensions = ['sphinx.ext.autodoc', 'sphinx.ext.intersphinx']
+extensions = ['sphinx.ext.autodoc']
 
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ['_templates']
@@ -199,7 +199,3 @@ latex_documents = [
 
 # If false, no module index is generated.
 #latex_use_modindex = True
-
-
-# Example configuration for intersphinx: refer to the Python standard library.
-intersphinx_mapping = {'http://docs.python.org/': None}