No need to load 'rake/packagetask' as it's already

in 'rubygems/package_task'

actionmailer/Rakefile

@@ -1,5 +1,4 @@
 require 'rake/testtask'
-require 'rake/packagetask'
 require 'rubygems/package_task'
 
 desc "Default Task"

actionpack/Rakefile

@@ -1,5 +1,4 @@
 require 'rake/testtask'
-require 'rake/packagetask'
 require 'rubygems/package_task'
 
 desc "Default Task"

activemodel/Rakefile

@@ -20,7 +20,6 @@ namespace :test do
   end
 end
 
-require 'rake/packagetask'
 require 'rubygems/package_task'
 
 spec = eval(File.read("#{dir}/activemodel.gemspec"))

activerecord/Rakefile

@@ -1,5 +1,4 @@
 require 'rake/testtask'
-require 'rake/packagetask'
 require 'rubygems/package_task'
 
 require File.expand_path(File.dirname(__FILE__)) + "/test/config"