diff --git a/app/models/ability.rb b/app/models/ability.rb
index b71bee97..bd30a8fd 100644
--- a/app/models/ability.rb
+++ b/app/models/ability.rb
@@ -94,6 +94,7 @@ class Ability
     signed_in_with_volunteers_coordinator_role(user) if user.has_role? :volunteer_coordinator, :any
 
     # for users with any role
+    can :access, Admin
     can [:show], Conference
     can :index, Commercial, commercialable_type: 'Conference'
     cannot [:edit, :update, :destroy], Question, global: true
diff --git a/app/views/layouts/_user_menu.html.haml b/app/views/layouts/_user_menu.html.haml
index 5c22be72..da55935a 100644
--- a/app/views/layouts/_user_menu.html.haml
+++ b/app/views/layouts/_user_menu.html.haml
@@ -21,10 +21,7 @@
     = link_to(destroy_user_session_path, :method=>'delete') do
       %span.fa.fa-minus
       Sign out
-- if current_user.is_admin || (current_user.has_any_role? :admin, { :name => :organizer, :resource => :any },
-                                                          { :name => :cfp, :resource => :any },
-                                                          { :name => :info_desk, :resource => :any },
-                                                          { :name => :volunteer_coordinator, :resource => :any })
+- if can? :access, Admin
   %li.divider
     %li
       = link_to(admin_conference_index_path()) do
diff --git a/spec/controllers/admin/comments_controller_spec.rb b/spec/controllers/admin/comments_controller_spec.rb
index b8140640..b3ff0914 100644
--- a/spec/controllers/admin/comments_controller_spec.rb
+++ b/spec/controllers/admin/comments_controller_spec.rb
@@ -2,16 +2,19 @@ require 'spec_helper'
 
 describe Admin::CommentsController, type: :controller do
 
+  # It is necessary to use bang version of let to build roles before user
+  let(:conference) { create(:conference) }
+  let!(:first_user) { create(:user) }
+  let!(:organizer_role) { create(:role, name: 'organizer', resource: conference) }
+  let(:organizer) { create(:user, role_ids: organizer_role.id, last_sign_in_at: Time.now - 1.day) }
+  let(:participant) { create(:user) }
+  let(:event) { create(:event, conference: conference) }
+  let(:comment) { create(:comment, commentable_type: 'Event', commentable_id: event.id) }
+
   context 'not logged in user' do
     describe 'GET #index' do
       it 'renders the :index template' do
-        conference = create(:conference)
-        first_user = create(:user)
-        organizer_role = create(:role, name: 'organizer', resource: conference)
-        organizer = create(:user, role_ids: organizer_role.id)
-        event = create(:event, conference: conference)
-        comment = create(:comment, commentable_type: 'Event', commentable_id: event.id)
-
+        comment
         get :index
         expect(response).to redirect_to(user_session_path)
       end
@@ -19,16 +22,12 @@ describe Admin::CommentsController, type: :controller do
   end
 
   context 'logged in as admin, organizer or cfp' do
+    before :each do
+      sign_in(organizer)
+    end
     describe 'GET #index' do
       it 'populates a hash with comments' do
-        conference = create(:conference)
-        first_user = create(:user)
-        organizer_role = create(:role, name: 'organizer', resource: conference)
-        organizer = create(:user, role_ids: organizer_role.id)
-        event = create(:event, conference: conference)
-        comment = create(:comment, commentable_type: 'Event', commentable_id: event.id)
-        sign_in(organizer)
-
+        comment
         get :index
         expect(assigns(:comments)).to be_a(Hash)
         # assigns(:comments).first returns an array of first pair key-value from hash.
@@ -36,26 +35,12 @@ describe Admin::CommentsController, type: :controller do
         expect(assigns(:comments).first.first.title).to eq(comment.commentable.conference.title)
       end
       it 'has status 200: OK' do
-        conference = create(:conference)
-        first_user = create(:user)
-        organizer_role = create(:role, name: 'organizer', resource: conference)
-        organizer = create(:user, role_ids: organizer_role.id)
-        event = create(:event, conference: conference)
-        comment = create(:comment, commentable_type: 'Event', commentable_id: event.id)
-        sign_in(organizer)
-
+        comment
         get :index
         expect(response).to have_http_status(:ok)
       end
       it 'renders the :index template' do
-        conference = create(:conference)
-        first_user = create(:user)
-        organizer_role = create(:role, name: 'organizer', resource: conference)
-        organizer = create(:user, role_ids: organizer_role.id)
-        event = create(:event, conference: conference)
-        comment = create(:comment, commentable_type: 'Event', commentable_id: event.id)
-        sign_in(organizer)
-
+        comment
         get :index
         expect(response).to render_template(:index)
       end
@@ -65,13 +50,8 @@ describe Admin::CommentsController, type: :controller do
   context 'logged in with any other role or normal user' do
     describe 'GET#index' do
       it 'requires organizer privileges' do
-        conference = create(:conference)
-        first_user = create(:user)
-        participant = create(:user)
-        event = create(:event, conference: conference)
-        comment = create(:comment, commentable_type: 'Event', commentable_id: event.id)
         sign_in(participant)
-
+        comment
         get :index
         expect(response).to redirect_to(root_path)
         expect(flash[:alert]).to match('You are not authorized to access this area!')
diff --git a/spec/factories/users.rb b/spec/factories/users.rb
index 1f566252..e5c0b7c1 100644
--- a/spec/factories/users.rb
+++ b/spec/factories/users.rb
@@ -6,7 +6,6 @@ FactoryGirl.define do
     sequence(:username) { |n| "username#{n}" }
     password 'changeme'
     password_confirmation 'changeme'
-    last_sign_in_at  { Time.now - 10.days }
     confirmed_at { Time.now }
     biography <<-EOS
       Lorem ipsum dolor sit amet, consectetur adipiscing elit. Vivamus enim