diff --git a/docs/source/index.rst b/docs/source/index.rst
index 01de93f018b6f9cd103444784300a88c30858773..bf7b73ddd53f6bdaf8af23f72fa126fc70028daf 100644
--- a/docs/source/index.rst
+++ b/docs/source/index.rst
@@ -7,7 +7,7 @@ Welcome to mbtrack2's documentation!
 ====================================
 
 .. toctree::
-   :maxdepth: 4
+   :maxdepth: 6
    :caption: Contents:
 
    mbtrack2