diff --git a/docs/source/index.rst b/docs/source/index.rst
index e13bf63..9cd4e18 100644
--- a/docs/source/index.rst
+++ b/docs/source/index.rst
@@ -27,9 +27,9 @@ Overview
 
    aboutcode-project-overview
 
-************
+------------
 Contributing
-************
+------------
 
 .. toctree::
    :maxdepth: 3