diff --git a/doc/conf.py b/doc/conf.py
index 395a16a..c7bcb13 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -13,6 +13,9 @@
 
 import sys, os
 
+DOC_DIR = os.path.abspath(os.path.dirname(__file__))
+sys.path.insert(0, os.path.abspath(os.path.join(DOC_DIR, "..")))
+
 # If extensions (or modules to document with autodoc) are in another directory,
 # add these directories to sys.path here. If the directory is relative to the
 # documentation root, use os.path.abspath to make it absolute, like shown here.
@@ -25,7 +28,7 @@
 
 # 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']