diff --git a/app/javascript/components/SiteSettings/General/GeneralSiteSettingsP.tsx b/app/javascript/components/SiteSettings/General/GeneralSiteSettingsP.tsx
index bc436f1f..41e63524 100644
--- a/app/javascript/components/SiteSettings/General/GeneralSiteSettingsP.tsx
+++ b/app/javascript/components/SiteSettings/General/GeneralSiteSettingsP.tsx
@@ -174,6 +174,7 @@ const GeneralSiteSettingsP = ({
               <option value="de">🇩🇪 Deutsch</option>
               <option value="fr">🇫🇷 Français</option>
               <option value="es">🇪🇸 Español</option>
+              <option value="pt-BR">🇵🇹🇧🇷 Português (Brasileiro)</option>
               <option value="zh-CN">🇨🇳 中文</option>
               <option value="ru">🇷🇺 Русский</option>
               <option value="vi">🇻🇳 Tiếng Việt</option>
diff --git a/config/initializers/locale.rb b/config/initializers/locale.rb
index d1a23586..fb7b7789 100644
--- a/config/initializers/locale.rb
+++ b/config/initializers/locale.rb
@@ -1,7 +1,7 @@
 # Configure I18n to look at subfolders too
 I18n.load_path += Dir[Rails.root.join('config', 'locales', '**', '*.yml')]
 
-I18n.available_locales = [:en, :it, :de, :fr, :es, 'zh-CN', :ru, :vi]
+I18n.available_locales = [:en, :it, :de, :fr, :es, 'pt-BR', 'zh-CN', :ru, :vi]
 
 # Custom pluralization rules
 # Those must be mirrored in app/javascript/translations/index.js.erb
diff --git a/config/locales/backend/backend.br.yml b/config/locales/backend/backend.br.yml
index ab35081d..fd72aadf 100644
--- a/config/locales/backend/backend.br.yml
+++ b/config/locales/backend/backend.br.yml
@@ -1,4 +1,4 @@
-pt:
+pt-BR:
   errors:
     unknown: 'Um erro desconhecido ocorreu'
     unauthorized: 'Você não está autorizado'
diff --git a/config/locales/br.yml b/config/locales/br.yml
index 3a51cfa0..d580c737 100644
--- a/config/locales/br.yml
+++ b/config/locales/br.yml
@@ -1,4 +1,4 @@
-pt:
+pt-BR:
   common:
     validations:
       required: '%{attribute} não pode ficar em branco'
diff --git a/config/locales/devise/devise.br.yml b/config/locales/devise/devise.br.yml
index d151dfee..4649948d 100644
--- a/config/locales/devise/devise.br.yml
+++ b/config/locales/devise/devise.br.yml
@@ -1,4 +1,4 @@
-pt:
+pt-BR:
   devise:
     confirmations:
       confirmed: "Seu endereço de correio eletrônico foi confirmado com sucesso."