diff --git a/docs/conf.py b/docs/conf.py
index 0445197..ab91c52 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -19,7 +19,7 @@
 #
 import os
 import sys
-sys.path.insert(0, os.path.dirname(__file__))
+sys.path.insert(0, os.path.dirname(os.path.dirname(__file__)))
 
 
 # -- General configuration ------------------------------------------------