diff --git a/doc/source/conf.py b/doc/source/conf.py
index 35c71635..d489c7a9 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -21,8 +21,8 @@ import shlex
 # documentation root, use os.path.abspath to make it absolute, like shown here.
 #for p in os.walk('../../GPy'):
 #    sys.path.append(p[0])
-#sys.path.insert(0, os.path.abspath('../../'))
-sys.path.insert(0, os.path.abspath('../../GPy/'))
+sys.path.insert(0, os.path.abspath('../../'))
+#sys.path.insert(0, os.path.abspath('../../GPy/'))
 
 on_rtd = os.environ.get('READTHEDOCS', None) == 'True'