```ruby
module FormHelper
  def possible_read_only_ops(submission=nil)
    ops = {}

    if admin_in_read_only_mode? || (submission && !current_user.account_admin?)
      ops[:disabled] = 'disabled'
      ops[:class] = 'read-only'
    end

    ops
  end
end```

Use double quotes instead of singles
user
```ruby
module FormHelper
  def possible_read_only_ops(submission=nil)
    ops = {}

    if admin_in_read_only_mode? || (submission && !current_user.account_admin?)
      ops[:disabled] = "disabled"
      ops[:class] = "read-only"
    end

    ops
  end
end```
assistant