diff --git a/doc/source/api/index.rst b/doc/source/api/index.rst
index 0fdf84061..80ac987fe 100644
--- a/doc/source/api/index.rst
+++ b/doc/source/api/index.rst
@@ -12,6 +12,7 @@ Use the search feature or click links to view API documentation.
    oxygen_xml
    ast_functions
    directory_format
+   download
    load_xml_doc
    autogenerateddirectory
    writer