diff --git a/activestorage/test/models/attached/many_test.rb b/activestorage/test/models/attached/many_test.rb
index b78692361fc..386d57b3c40 100644
--- a/activestorage/test/models/attached/many_test.rb
+++ b/activestorage/test/models/attached/many_test.rb
@@ -879,7 +879,7 @@ class ActiveStorage::ManyAttachedTest < ActiveSupport::TestCase
     Rails.configuration.active_storage.stub(:service, nil) do
       error = assert_raises RuntimeError do
         User.class_eval do
-          has_one_attached :featured_photos
+          has_many_attached :featured_photos
         end
       end
 
diff --git a/activestorage/test/models/attached/one_test.rb b/activestorage/test/models/attached/one_test.rb
index 7843ede045a..a65da0cb1f1 100644
--- a/activestorage/test/models/attached/one_test.rb
+++ b/activestorage/test/models/attached/one_test.rb
@@ -688,7 +688,7 @@ class ActiveStorage::OneAttachedTest < ActiveSupport::TestCase
     Rails.configuration.active_storage.stub(:service, nil) do
       error = assert_raises RuntimeError do
         User.class_eval do
-          has_one_attached :featured_photos
+          has_one_attached :featured_photo
         end
       end