diff --git a/docs/source/index.rst b/docs/source/index.rst
index d91d8575b53d64722d90f650265cc2baf7f987c5..0e8a203bbf90d00f7d8c9ffbdf2f6063cd892448 100644
--- a/docs/source/index.rst
+++ b/docs/source/index.rst
@@ -13,7 +13,7 @@ by an HTTP API.
 
 
 .. toctree::
-   :maxdepth: 2
+   :maxdepth: 3
    :caption: Contents:
 
    configuration
diff --git a/docs/source/protocol/index.rst b/docs/source/protocol/index.rst
index c2286ca15b5d8db8e08526a1ad38c53b9e8ca821..9d2da5e98b9c5f4d36280c27250d831bf874c24c 100644
--- a/docs/source/protocol/index.rst
+++ b/docs/source/protocol/index.rst
@@ -15,6 +15,15 @@ Please refer to [RFC 2616](https://tools.ietf.org/html/rfc2616)
 and www.json.org for more details.
 
 
+/version
+-------------
+
+.. autofunction:: inventory_provider.routes.default.version
+
+
+API modules
+--------------
+
 .. toctree::
    :maxdepth: 2
    :caption: Contents:
@@ -22,8 +31,4 @@ and www.json.org for more details.
    classifier
 
 
-/version
--------------
-
-.. autofunction:: inventory_provider.routes.default.version