README.md in junk_drawer-2.0.0 vs README.md in junk_drawer-2.1.0

@@ -217,11 +217,12 @@
 
 MyModel.bulk_update([my_model_1, my_model_2])
 ```
 
 This will generate a single SQL query to update both of the records in the
-database.
+database. If `prepared_statements` is set to true, `BulkUpdatable` will generate
+queries that use bind parameters.
 
 #### Caveats
 
 - Right now this only supports PostgreSQL. PR's welcome!
 - It also only supports basic data types (including `hstore` and `jsonb`) for
@@ -253,10 +254,10 @@
 
 In order to run tests against different Rails versions, you can use
 `BUNDLE_GEMFILE`:
 
 ```sh
-$ BUNDLE_GEMFILE=gemfiles/rails_5.0.gems rake spec
+$ BUNDLE_GEMFILE=gemfiles/rails_7.0.gems rake spec
 ```
 
 ## Contributing
 
 Bug reports and pull requests are welcome on GitHub at