diff --git a/Gemfile b/Gemfile
index 45e0580d4..3ddf8ced5 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,9 +2,6 @@ source "http://rubygems.org"
 
 gemspec
 
-gem 'childprocess', git: "https://github.com/jarib/childprocess.git",
-  branch: "windows-inherit-stdin"
-
 if File.exist?(File.expand_path("../../vagrant-spec", __FILE__))
   gem 'vagrant-spec', path: "../vagrant-spec"
 else
diff --git a/vagrant.gemspec b/vagrant.gemspec
index 85cae7a45..61cb630b5 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", "~> 0.3.7"
+  s.add_dependency "childprocess", "~> 0.4.0"
   s.add_dependency "erubis", "~> 2.7.0"
   s.add_dependency "i18n", "~> 0.6.0"
   s.add_dependency "listen", "~> 2.4.0"