diff --git a/activemodel/test/cases/translation_test.rb b/activemodel/test/cases/translation_test.rb
index 17c1083cf5682..c299d6eb5ebf5 100644
--- a/activemodel/test/cases/translation_test.rb
+++ b/activemodel/test/cases/translation_test.rb
@@ -21,6 +21,11 @@ def test_translated_model_attributes_using_default_option
     assert_equal 'name default attribute', Person.human_attribute_name('name', :default => "name default attribute")
   end
 
+  def test_translated_model_attributes_using_default_option_as_symbol
+    I18n.backend.store_translations 'en', :default_name => 'name default attribute'
+    assert_equal 'name default attribute', Person.human_attribute_name('name', :default => :default_name)
+  end
+
   def test_translated_model_attributes_falling_back_to_default
     assert_equal 'Name', Person.human_attribute_name('name')
   end