diff --git a/docs/source/conf.py b/docs/source/conf.py
index 4ab9d24..ec43217 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -21,6 +21,8 @@
     'sphinx.ext.autodoc',
     'sphinx.ext.autosummary',
     'sphinx.ext.intersphinx',
+    'sphinx.ext.napoleon',
+    'sphinx.ext.viewcode',
 ]
 
 intersphinx_mapping = {