diff --git a/app/controllers/tasks_controller.rb b/app/controllers/tasks_controller.rb
--- a/app/controllers/tasks_controller.rb
+++ b/app/controllers/tasks_controller.rb
@@ -1,6 +1,6 @@
 class TasksController < ApplicationController
 
-  before_action :authenticate, :check_viewability
+  before_action :check_valid_login, :check_viewability
 
   def index
     redirect_to :action => 'list'