diff --git a/lib/mix/tasks/oidcc_plug.gen.controller.ex b/lib/mix/tasks/oidcc_plug.gen.controller.ex
index 3561244..6284528 100644
--- a/lib/mix/tasks/oidcc_plug.gen.controller.ex
+++ b/lib/mix/tasks/oidcc_plug.gen.controller.ex
@@ -296,6 +296,7 @@ case Code.ensure_loaded(Igniter.Mix.Task) do
 
                 <%= case Plug.Conn.get_session(@conn, "oidcc_claims") do %>
                   <% nil -> %>
+                    <%!-- To pass state through to the callback append a ?state=… parameter --%>
                     <a href={ ~p"#{options[:base_url]}/authorize" }>
                       Log In
                     </a>
diff --git a/test/mix/tasks/oidcc_plug.gen.controller_test.exs b/test/mix/tasks/oidcc_plug.gen.controller_test.exs
index ea238c8..67dac58 100644
--- a/test/mix/tasks/oidcc_plug.gen.controller_test.exs
+++ b/test/mix/tasks/oidcc_plug.gen.controller_test.exs
@@ -151,6 +151,7 @@ defmodule OidccPlug.Gen.ControllerTest do
      + |
      + |      <%= case Plug.Conn.get_session(@conn, "oidcc_claims") do %>
      + |        <% nil -> %>
+     + |          <%!-- To pass state through to the callback append a ?state=… parameter --%>
      + |          <a href={ ~p"/auth/authorize" }>
      + |            Log In
      + |          </a>