diff --git a/app/controllers/users/activate_controller.rb b/app/controllers/users/activate_controller.rb
index c83cb026a..c8553c3a4 100644
--- a/app/controllers/users/activate_controller.rb
+++ b/app/controllers/users/activate_controller.rb
@@ -23,7 +23,7 @@ class Users::ActivateController < ApplicationController
 
     if user && user.errors.empty?
       sign_in(user, scope: :user)
-      try_to_authenticate(Administrateur, user.email, password)
+
       flash.notice = "Mot de passe enregistré"
       redirect_to instructeur_procedures_path
     else
diff --git a/app/controllers/users/sessions_controller.rb b/app/controllers/users/sessions_controller.rb
index dbce76e0d..8aad112cb 100644
--- a/app/controllers/users/sessions_controller.rb
+++ b/app/controllers/users/sessions_controller.rb
@@ -16,8 +16,7 @@ class Users::SessionsController < Sessions::SessionsController
   def create
     remember_me = params[:user][:remember_me] == '1'
 
-    if resource_locked?(try_to_authenticate(User, remember_me)) ||
-      resource_locked?(try_to_authenticate(Administrateur, remember_me))
+    if resource_locked?(try_to_authenticate(User, remember_me))
       flash.alert = 'Votre compte est verrouillé.'
       new
       return render :new, status: 401
diff --git a/app/models/administrateur.rb b/app/models/administrateur.rb
index 399190165..c1c1ffcd2 100644
--- a/app/models/administrateur.rb
+++ b/app/models/administrateur.rb
@@ -3,9 +3,6 @@ class Administrateur < ApplicationRecord
   include EmailSanitizableConcern
   include ActiveRecord::SecureToken
 
-  devise :database_authenticatable, :registerable, :async,
-    :recoverable, :rememberable, :trackable, :validatable, :lockable
-
   has_and_belongs_to_many :instructeurs
   has_many :administrateurs_procedures
   has_many :procedures, through: :administrateurs_procedures
diff --git a/config/routes.rb b/config/routes.rb
index 678746d53..01301c3fb 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -77,8 +77,6 @@ Rails.application.routes.draw do
       omniauth_callbacks: 'administrations/omniauth_callbacks'
     }
 
-  devise_for :administrateurs, skip: :all
-
   devise_for :users, controllers: {
     sessions: 'users/sessions',
     registrations: 'users/registrations',