diff --git a/sphinx/source/package_references.rst b/sphinx/source/package_references.rst
index fdd7fce..67953c7 100644
--- a/sphinx/source/package_references.rst
+++ b/sphinx/source/package_references.rst
@@ -9,6 +9,7 @@ Hilltop class
 
 .. autosummary::
     :toctree: generated
+    :recursive:
 
     Hilltop