diff --git a/index.rst b/index.rst
index 6c56a68..976708a 100644
--- a/index.rst
+++ b/index.rst
@@ -32,7 +32,7 @@ Contents
 ========
 
 .. toctree::
-   :maxdepth: 1
+   :maxdepth: 2
 
    standard
    cvars