```ruby
module Merb
  module DataMapper
    VERSION                = '1.1.0'.freeze
    DM_VERSION_REQUIREMENT = '>= 0.10'.freeze
  end
end
```

Revert "Use the highest DM we can."
user
```ruby
module Merb
  module DataMapper
    VERSION                = '1.1.0'.freeze
    DM_VERSION_REQUIREMENT = '~> 0.10'.freeze
  end
end
```
assistant