lib/aruba/config.rb in aruba-0.11.2 vs lib/aruba/config.rb in aruba-0.12.0

@@ -34,10 +34,10 @@
     option_accessor :exit_timeout, :contract => { Num => Num }, :default => 15
     option_accessor :stop_signal, :contract => { Maybe[String] => Maybe[String] }, :default => nil
     option_accessor :io_wait_timeout, :contract => { Num => Num }, :default => 0.1
     option_accessor :startup_wait_time, :contract => { Num => Num }, :default => 0
     option_accessor :fixtures_directories, :contract => { Array => ArrayOf[String] }, :default => %w(features/fixtures spec/fixtures test/fixtures fixtures)
-    option_accessor :command_runtime_environment, :contract => { Hash => Hash }, :default => ENV.to_hash.dup
+    option_accessor :command_runtime_environment, :contract => { Hash => Hash }, :default => ENV.to_hash
     # rubocop:disable Metrics/LineLength
     option_accessor(:command_search_paths, :contract => { ArrayOf[String] => ArrayOf[String] }) { |config| [File.join(config.root_directory.value, 'bin')] }
     # rubocop:enable Metrics/LineLength
     option_accessor :keep_ansi, :contract => { Bool => Bool }, :default => false
     option_accessor :remove_ansi_escape_sequences, :contract => { Bool => Bool }, :default => true