```ruby
module VagrantPlugins
  module Bindfs
    
    VERSION         = "0.4.7"
    
    SOURCE_VERSION  = "1.13.1"
    SOURCE_URL      = "https://github.com/mpartel/bindfs/archive/#{SOURCE_VERSION}.tar.gz"
    
  end
end
```

Rollback to bindfs.org to download source tarballs
user
```ruby
module VagrantPlugins
  module Bindfs
    
    VERSION         = "0.4.7"
    
    SOURCE_VERSION  = "1.13.1"
    SOURCE_URL      = "http://bindfs.org/downloads/bindfs-#{SOURCE_VERSION}.tar.gz"
    
  end
end
```
assistant