diff --git a/app/controllers/messages_controller.rb b/app/controllers/messages_controller.rb
index e657297..90e5a51 100644
--- a/app/controllers/messages_controller.rb
+++ b/app/controllers/messages_controller.rb
@@ -3,6 +3,8 @@ class MessagesController < ApplicationController
   def index
     @messages = current_user.messages
     @message = Message.new
+    # Blocking code can cause DOS
+    sleep(3)
   end
 
   def show