diff --git a/doc/source/conf.py b/doc/source/conf.py
index f357e29..2e05cc2 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -16,7 +16,7 @@
 # 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.
-#sys.path.insert(0, os.path.abspath('.'))
+sys.path.insert(0, os.path.abspath('../..'))
 
 # -- General configuration -----------------------------------------------------