 
       # Build an upgrade release from a specific version
       mix release --upgrade --upfrom=0.1.0
+
+      # Build a specific release
+      mix release --name=myapp
+
+      # Build a release for a specific environment
+      mix release --env=staging
 
       # Pass args to erlexec when running the release
       mix release --erl="-env TZ UTC"

      :else -> verbosity
    end
    [verbosity: verbosity,
     dev_mode: Keyword.get(overrides, :dev),
     erl_opts: Keyword.get(overrides, :erl),
     no_tar:   Keyword.get(overrides, :no_tar, false),

  defp parse_args(argv) do
    switches = [silent: :boolean, quiet: :boolean, verbose: :boolean,
                dev: :boolean, erl: :string, no_tar: :boolean,
                upgrade: :boolean, upfrom: :string, name: :string,
                env: :string]
    {overrides, _} = OptionParser.parse!(argv, switches)
    verbosity = :normal
    verbosity = cond do
