diff --git a/Rakefile b/Rakefile
index df986e2..f35a3bc 100644
--- a/Rakefile
+++ b/Rakefile
@@ -21,12 +21,20 @@ task :sanity => [:clean, :compile] do
   sh %q{ruby -Ilib -e "require 'v8'"}
 end
 
-desc "Build therubyracer-#{V8::VERSION}-#{Gem::Platform.new(RUBY_PLATFORM)}.gem into the pkg directory"
-task "build:native" => :build do
+NativeGem = "pkg/therubyracer-#{V8::VERSION}-#{Gem::Platform.new(RUBY_PLATFORM)}.gem"
+file NativeGem => :build do
   require "rubygems/compiler"
-  compiler = Gem::Compiler.new("pkg/therubyracer-#{V8::VERSION}.gem", File.expand_path('../pkg', __FILE__))
+  compiler = Gem::Compiler.new("pkg/therubyracer-#{V8::VERSION}.gem", 'pkg')
   compiler.compile
 end
 
+desc "Build #{NativeGem} into the pkg directory"
+task "build:native" => NativeGem
+
+desc "Build and install #{File.basename NativeGem} into system gems"
+task "install:native" => "build:native" do
+  sh "gem install #{NativeGem}"
+end
+
 task :default => :spec