diff --git a/app/controllers/invitations_controller.rb b/app/controllers/invitations_controller.rb
index 0dac059..8a85d09 100644
--- a/app/controllers/invitations_controller.rb
+++ b/app/controllers/invitations_controller.rb
@@ -1,3 +1,5 @@
+# Copyright (C) 2024-2025 LibreWeddingPlanner contributors
+
 class InvitationsController < ApplicationController
   def index
     render json: Invitation.includes(:guests).as_json(