Rakefile in crypt-fog-1.0.2 vs Rakefile in crypt-fog-1.0.3

@@ -1,20 +1,17 @@
 require 'rake'
 require 'rake/testtask'
 require 'rake/clean'
 
-CLEAN.include("*.gem", "*.rbc")
+CLEAN.include("*.gem", "*.rbc", "*.lock")
 
 namespace :gem do
   desc 'Build the crypt-fog gem'
   task :create => [:clean] do
-    spec = eval(IO.read('crypt-fog.gemspec'))
     require 'rubygems/package'
-    if Gem::VERSION < "2.0"
-      Gem::Builder.new(spec).build
-    else
-      Gem::Package.build(spec)
-    end
+    spec = eval(IO.read('crypt-fog.gemspec'))
+    spec.signing_key = File.join(Dir.home, '.ssh', 'gem-private_key.pem')
+    Gem::Package.build(spec)
   end
 
   desc 'Install the crypt-fog library as a gem'
   task :install => [:create] do
     file = Dir["*.gem"].first