1 files changed, 9 insertions, 1 deletions
diff --git a/docs/conf.py b/docs/conf.py
index 9e95f79..ea223c2 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -30,6 +30,7 @@ import os
 # ones.
 extensions = [
     'sphinx.ext.autodoc',
+    'sphinx.ext.intersphinx',
     'sphinx.ext.viewcode',
     'sphinxcontrib.napoleon',
 ]
@@ -57,7 +58,7 @@ copyright = u'2015, David Arthur'
 # The short X.Y version.
 with open('../VERSION') as version_file:
   version = version_file.read()
-  
+
 # The full version, including alpha/beta/rc tags.
 release = version
 
@@ -262,3 +263,10 @@ texinfo_documents = [
 
 # If true, do not generate a @detailmenu in the "Top" node's menu.
 #texinfo_no_detailmenu = False
+
+on_rtd = os.environ.get('READTHEDOCS', None) == 'True'
+
+if not on_rtd:  # only import and set the theme if we're building docs locally
+    import sphinx_rtd_theme
+    html_theme = 'sphinx_rtd_theme'
+    html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]