diff --git a/docs/source/index.rst b/docs/source/index.rst
index 6873cb6..d2c3fdc 100644
--- a/docs/source/index.rst
+++ b/docs/source/index.rst
@@ -79,7 +79,6 @@ Indices and tables
    
 .. toctree::
    :maxdepth: 3
-   :numbered:
    :hidden:      
 
    installation