diff --git a/test/test_ja_locale.rb b/test/test_ja_locale.rb
index 026502cb2c..247a5bf658 100644
--- a/test/test_ja_locale.rb
+++ b/test/test_ja_locale.rb
@@ -42,6 +42,7 @@ def test_ja_cat_methods
 
   def test_ja_color_methods
     assert Faker::Color.color_name.is_a? String
+    assert_not_english(Faker::Color.color_name)
   end
 
   def test_ja_book_methods