Rakefile in win32-security-0.2.3 vs Rakefile in win32-security-0.2.4

@@ -7,10 +7,15 @@
 
 namespace :gem do
   desc "Create the win32-security gem"
   task :create => [:clean] do
     spec = eval(IO.read('win32-security.gemspec'))
-    Gem::Builder.new(spec).build
+    if Gem::VERSION < "2.0.0"
+      Gem::Builder.new(spec).build
+    else
+      require 'rubygems/package'
+      Gem::Package.build(spec)
+    end
   end
 
   desc "Install the win32-security gem"
   task :install => [:create] do
     ruby 'win32-security.gemspec'