diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 0d2a0c7..13400e3 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -1,6 +1,7 @@
 # Copyright (C) 2024 Manuel Bustillo
 
 class ApplicationController < ActionController::Base
+  before_action :set_tenant
   before_action :authenticate_user!
   after_action :set_csrf_cookie
 
@@ -29,6 +30,10 @@ class ApplicationController < ActionController::Base
 
   private
 
+  def set_tenant
+    ActsAsTenant.current_tenant = Wedding.find_by(slug: params[:slug])
+  end
+
   def development_swagger?
     Rails.env.test? ||
       Rails.env.development? && request.headers['referer']&.include?('/api-docs/index.html')