diff --git a/lib/mobilizon_web/schema/sort.ex b/lib/mobilizon_web/schema/sort.ex
index 15584044..2f44e786 100644
--- a/lib/mobilizon_web/schema/sort.ex
+++ b/lib/mobilizon_web/schema/sort.ex
@@ -1,4 +1,7 @@
 defmodule MobilizonWeb.Schema.SortType do
+  @moduledoc """
+  Allows sorting a collection of elements
+  """
   use Absinthe.Schema.Notation
 
   @desc "Available sort directions"