diff --git a/lib/avo/resources/base.rb b/lib/avo/resources/base.rb
index a215aa80f..bb2bcf42b 100644
--- a/lib/avo/resources/base.rb
+++ b/lib/avo/resources/base.rb
@@ -54,7 +54,6 @@ def current_user
       class_attribute :single_includes, default: []
       class_attribute :single_attachments, default: []
       class_attribute :authorization_policy
-      class_attribute :translation_key
       class_attribute :default_view_type, default: :table
       class_attribute :devise_password_optional, default: false
       class_attribute :scopes_loader
@@ -175,10 +174,6 @@ def singular_route_key
           route_key.singularize
         end
 
-        def translation_key
-          @translation_key || "avo.resource_translations.#{class_name.underscore}"
-        end
-
         def name
           name_from_translation_key(count: 1, default: class_name.underscore.humanize)
         end
@@ -246,6 +241,8 @@ def fetch_search(key, record: nil)
         end
       end
 
+      class_attribute :translation_key, default: "avo.resource_translations.#{class_name.underscore}"
+
       delegate :context, to: ::Avo::Current
       delegate :name, to: :class
       delegate :singular_name, to: :class
diff --git a/spec/dummy/app/avo/resources/course.rb b/spec/dummy/app/avo/resources/course.rb
index ecc6e31a3..92c058077 100644
--- a/spec/dummy/app/avo/resources/course.rb
+++ b/spec/dummy/app/avo/resources/course.rb
@@ -5,6 +5,7 @@ class Avo::Resources::Course < Avo::BaseResource
   self.keep_filters_panel_open = true
   self.stimulus_controllers = "city-in-country toggle-fields"
   # self.default_sort_column = :country
+  self.translation_key = "test.translation_key.course"
 
   def show_fields
     fields_bag
diff --git a/spec/dummy/config/locales/avo.pt.yml b/spec/dummy/config/locales/avo.pt.yml
index ccced052e..59f5b159c 100644
--- a/spec/dummy/config/locales/avo.pt.yml
+++ b/spec/dummy/config/locales/avo.pt.yml
@@ -3,3 +3,9 @@ pt:
   avo:
     resource_translations:
       product: "Produto"
+  test:
+    translation_key:
+      course:
+        zero: cursos
+        one: curso
+        other: cursos
diff --git a/spec/features/avo/i18n_spec.rb b/spec/features/avo/i18n_spec.rb
index 0743598ab..867d48e76 100644
--- a/spec/features/avo/i18n_spec.rb
+++ b/spec/features/avo/i18n_spec.rb
@@ -21,4 +21,13 @@
       expect(page).to have_button("Save the product!")
     end
   end
+
+  describe "resource translation_key" do
+    it "apply translation_key" do
+      visit avo.resources_courses_path(force_locale: :pt)
+
+      expect(page).to have_text("Cursos")
+      expect(page).to have_text("Criar novo curso")
+    end
+  end
 end