diff --git a/lib/vagrant/util/ssh.rb b/lib/vagrant/util/ssh.rb
index 7f96dee8c..487b972b0 100644
--- a/lib/vagrant/util/ssh.rb
+++ b/lib/vagrant/util/ssh.rb
@@ -173,13 +173,6 @@ module Vagrant
         LOGGER.info("Executing SSH in subprocess: #{command_options.inspect}")
         process = ChildProcess.build("ssh", *command_options)
         process.io.inherit!
-
-        # This is to workaround issue #69 on ChildProcess. This will
-        # be removed at some point.
-        if process.kind_of?(ChildProcess::Unix::Process)
-          process.keep_pgid = true if process.respond_to?(:keep_pgid=)
-        end
-
         process.start
         process.wait
         return process.exit_code
diff --git a/vagrant.gemspec b/vagrant.gemspec
index c489f00a8..d2d02e444 100644
--- a/vagrant.gemspec
+++ b/vagrant.gemspec
@@ -15,7 +15,7 @@ Gem::Specification.new do |s|
   s.rubyforge_project         = "vagrant"
 
   s.add_dependency "bundler", "~> 1.5.2"
-  s.add_dependency "childprocess", "~> 0.4.2"
+  s.add_dependency "childprocess", "~> 0.5.0"
   s.add_dependency "erubis", "~> 2.7.0"
   s.add_dependency "i18n", "~> 0.6.0"
   s.add_dependency "listen", "~> 2.4.0"