diff --git a/.rubocop.yml b/.rubocop.yml
index fd645802..e3b44c70 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -18,6 +18,7 @@ Metrics/AbcSize:
     - 'app/controllers/sites_controller.rb'
     - 'app/controllers/posts_controller.rb'
     - 'app/controllers/invitadxs_controller.rb'
+    - 'app/controllers/i18n_controller.rb'
 
 Metrics/MethodLength:
   Exclude:
@@ -27,6 +28,7 @@ Metrics/MethodLength:
     - 'app/controllers/sites_controller.rb'
     - 'app/controllers/posts_controller.rb'
     - 'app/controllers/invitadxs_controller.rb'
+    - 'app/controllers/i18n_controller.rb'
 
 Metrics/BlockLength:
   Exclude:
diff --git a/app/controllers/i18n_controller.rb b/app/controllers/i18n_controller.rb
index 81012b48..05a01206 100644
--- a/app/controllers/i18n_controller.rb
+++ b/app/controllers/i18n_controller.rb
@@ -6,15 +6,16 @@ class I18nController < ApplicationController
   before_action :authenticate_usuarie!
 
   def index
-    authorize :i18n
     @site = find_site
+    authorize SiteTranslation.new(@site)
 
     redirect_to site_i18n_edit_path(@site)
   end
 
   def edit
-    authorize :i18n
     @site = find_site
+    authorize SiteTranslation.new(@site)
+
     @lang_from = params.fetch(:from, I18n.locale.to_s)
     @lang_to = params.fetch(:to, @lang_from)
     @options = I18n.available_locales.map do |lang|
@@ -23,15 +24,17 @@ class I18nController < ApplicationController
   end
 
   def update
-    authorize :i18n
     @site = find_site
+    authorize SiteTranslation.new(@site)
+
     @lang_to = params.require(:i18n).require(:lang_to)
     # No usamos params porque nos obliga a hacer una lista blanca de
     # todos los parámetros que queremos, pero no tenemos forma aun de
     # pasarse a permit un array de todas las keys y sus tipos en base al
     # idioma que ya existe
-    p = request.parameters[:i18n][@lang_to]
-    i = JekyllI18n.new(site: @site, lang: @lang_to, attributes: p)
+    i = JekyllI18n.new(site: @site,
+                       lang: @lang_to,
+                       attributes: request.parameters[:i18n][@lang_to])
 
     if i.save
       redirect_to site_path(@site)