diff --git a/spec/controllers/admin/comments_controller_spec.rb b/spec/controllers/admin/comments_controller_spec.rb
index 6cf3ff9a..5429dabd 100644
--- a/spec/controllers/admin/comments_controller_spec.rb
+++ b/spec/controllers/admin/comments_controller_spec.rb
@@ -4,7 +4,6 @@ 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) { Role.find_by(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) }
diff --git a/spec/controllers/admin/conferences_controller_spec.rb b/spec/controllers/admin/conferences_controller_spec.rb
index ac3a6b2a..a1993924 100644
--- a/spec/controllers/admin/conferences_controller_spec.rb
+++ b/spec/controllers/admin/conferences_controller_spec.rb
@@ -4,7 +4,6 @@ describe Admin::ConferenceController do
 
   # It is necessary to use bang version of let to build roles before user
   let(:conference) { create(:conference, end_date: Date.new(2014, 05, 26) + 15) }
-  let!(:first_user) { create(:user) }
   let!(:organizer_role) { Role.find_by(name: 'organizer', resource: conference) }
 
   let(:organizer) { create(:user, role_ids: organizer_role.id) }
diff --git a/spec/controllers/admin/programs_controller_spec.rb b/spec/controllers/admin/programs_controller_spec.rb
index f65ad5d5..3ad98071 100644
--- a/spec/controllers/admin/programs_controller_spec.rb
+++ b/spec/controllers/admin/programs_controller_spec.rb
@@ -4,7 +4,6 @@ describe Admin::ProgramsController, 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) { Role.find_by(name: 'organizer', resource: conference) }
   let(:organizer) { create(:user, role_ids: organizer_role.id, last_sign_in_at: Time.now - 1.day) }
 
diff --git a/spec/controllers/admin/registration_periods_controller_spec.rb b/spec/controllers/admin/registration_periods_controller_spec.rb
index 6daf08d8..6177fde7 100644
--- a/spec/controllers/admin/registration_periods_controller_spec.rb
+++ b/spec/controllers/admin/registration_periods_controller_spec.rb
@@ -4,7 +4,6 @@ describe Admin::RegistrationPeriodsController 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) { Role.find_by(name: 'organizer', resource: conference) }
 
   let(:organizer) { create(:user, role_ids: organizer_role.id) }
diff --git a/spec/controllers/admin/roles_controller_spec.rb b/spec/controllers/admin/roles_controller_spec.rb
index 5b9fdb62..964346ef 100644
--- a/spec/controllers/admin/roles_controller_spec.rb
+++ b/spec/controllers/admin/roles_controller_spec.rb
@@ -3,7 +3,6 @@ require 'spec_helper'
 describe Admin::RolesController do
 
   let(:conference) { create(:conference) }
-  let!(:first_user) { create(:user) }
   let(:organizer_role) { Role.find_by(name: 'organizer', resource: conference) }
   let(:cfp_role) { Role.find_by(name: 'cfp', resource: conference) }
   let(:admin) { create(:admin) }
diff --git a/spec/features/ability_spec.rb b/spec/features/ability_spec.rb
index 5330c4bb..fac2e4e7 100644
--- a/spec/features/ability_spec.rb
+++ b/spec/features/ability_spec.rb
@@ -20,7 +20,6 @@ feature 'Has correct abilities' do
   let(:user_volunteer_coordinator) { create(:user, role_ids: [role_volunteer_coordinator.id]) }
 
   scenario 'when user has no role' do
-    user.is_admin = false
     sign_in user
 
     visit admin_conference_path(conference1.short_title)
@@ -29,7 +28,6 @@ feature 'Has correct abilities' do
   end
 
   scenario 'when user is organizer' do
-    user_organizer.is_admin = false
     sign_in user_organizer
 
     visit admin_conference_path(conference1.short_title)
@@ -107,7 +105,6 @@ feature 'Has correct abilities' do
   end
 
   scenario 'when user is cfp' do
-    user_cfp.is_admin = false
     sign_in user_cfp
 
     visit admin_conference_path(conference2.short_title)
@@ -182,7 +179,6 @@ feature 'Has correct abilities' do
   end
 
   scenario 'when user is info desk' do
-    user_info_desk.is_admin = false
     sign_in user_info_desk
 
     visit admin_conference_path(conference3.short_title)
diff --git a/spec/features/base_controller_spec.rb b/spec/features/base_controller_spec.rb
index d271c47c..366327a2 100644
--- a/spec/features/base_controller_spec.rb
+++ b/spec/features/base_controller_spec.rb
@@ -23,7 +23,6 @@ feature 'BaseController' do
       end
 
       it 'not an admin it redirects to root_path' do
-        user.is_admin = false
         visit admin_conference_index_path
         expect(current_path).to eq root_path
         expect(flash).to eq 'You are not authorized to access this area!'
@@ -36,28 +35,24 @@ feature 'BaseController' do
       end
 
       it 'an organizer he can access the admin area' do
-        user.is_admin = false
         user.role_ids = organizer_role.id
         visit admin_conference_index_path
         expect(current_path).to eq admin_conference_index_path
       end
 
       it 'a volunteers_coordinator he can access the admin area' do
-        user.is_admin = false
         user.role_ids = volunteers_coordinator_role.id
         visit admin_conference_index_path
         expect(current_path).to eq admin_conference_index_path
       end
 
       it 'a cfp he can access the admin area' do
-        user.is_admin = false
         user.role_ids = cfp_role.id
         visit admin_conference_index_path
         expect(current_path).to eq admin_conference_index_path
       end
 
       it 'an info_desk he can access the admin area' do
-        user.is_admin = false
         user.role_ids = info_desk_role.id
         visit admin_conference_index_path
         expect(current_path).to eq admin_conference_index_path
diff --git a/spec/models/ability_spec.rb b/spec/models/ability_spec.rb
index 71e11171..fab5f857 100644
--- a/spec/models/ability_spec.rb
+++ b/spec/models/ability_spec.rb
@@ -3,8 +3,7 @@ require 'cancan/matchers'
 
 describe 'User' do
   describe 'Abilities' do
-    # automatically becomes admin
-    let!(:first_user) { create(:user) }
+    let!(:admin) { create(:admin) }
 
     # see https://github.com/CanCanCommunity/cancancan/wiki/Testing-Abilities
     subject(:ability){ Ability.new(user) }
@@ -13,7 +12,7 @@ describe 'User' do
     let!(:my_conference) { create(:full_conference) }
     let!(:my_cfp) { create(:cfp, program: my_conference.program) }
     let(:my_venue) { my_conference.venue || create(:venue, conference: my_conference) }
-    let(:my_registration) { create(:registration, conference: my_conference, user: first_user) }
+    let(:my_registration) { create(:registration, conference: my_conference, user: admin) }
 
     let(:other_registration) { create(:registration, conference: conference_public) }
     let(:my_event) { create(:event_full, program: my_conference.program) }
@@ -109,7 +108,7 @@ describe 'User' do
     context 'when user has the role organizer' do
       let!(:my_conference) { create(:full_conference) }
       let(:role) { Role.find_by(name: 'organizer', resource: my_conference) }
-      let(:user) { create(:user, role_ids: [role.id], is_admin: false) }
+      let(:user) { create(:user, role_ids: [role.id]) }
 
       it{ should_not be_able_to(:destroy, my_conference.program) }
       it 'when there is a room assigned to an event' do
@@ -175,7 +174,7 @@ describe 'User' do
     context 'when user has the role cfp' do
       let!(:my_conference) { create(:full_conference) }
       let(:role) { Role.find_by(name: 'cfp', resource: my_conference) }
-      let(:user) { create(:user, role_ids: [role.id], is_admin: false) }
+      let(:user) { create(:user, role_ids: [role.id]) }
 
       it{ should_not be_able_to([:create, :new], Conference.new) }
       it{ should_not be_able_to(:manage, my_conference) }
@@ -230,7 +229,7 @@ describe 'User' do
     context 'when user has the role info_desk' do
       let!(:my_conference) { create(:full_conference) }
       let(:role) { Role.find_by(name: 'info_desk', resource: my_conference) }
-      let(:user) { create(:user, role_ids: [role.id], is_admin: false) }
+      let(:user) { create(:user, role_ids: [role.id]) }
 
       it{ should_not be_able_to([:create, :new], Conference.new) }
       it{ should_not be_able_to(:manage, my_conference) }
@@ -285,7 +284,7 @@ describe 'User' do
     context 'when user has the role volunteers_coordinator' do
       let!(:my_conference) { create(:full_conference) }
       let(:role) { Role.find_by(name: 'volunteers_coordinator', resource: my_conference) }
-      let(:user) { create(:user, role_ids: [role.id], is_admin: false) }
+      let(:user) { create(:user, role_ids: [role.id]) }
 
       it{ should_not be_able_to([:create, :new], Conference.new) }
       it{ should_not be_able_to(:manage, my_conference) }