diff --git a/railties/lib/rails/gem_dependency.rb b/railties/lib/rails/gem_dependency.rb
index 2ffacd17b6..f9c37cb70a 100644
--- a/railties/lib/rails/gem_dependency.rb
+++ b/railties/lib/rails/gem_dependency.rb
@@ -10,7 +10,7 @@ def initialize(name, options = {})
       @name     = name.to_s
       if options[:version]
         @requirement = Gem::Requirement.create(options[:version])
-        @version     = @requirement.requirements.first.last
+        @version     = @requirement.instance_variable_get("@requirements").first.last
       end
       @lib      = options[:lib]
       @source   = options[:source]
diff --git a/railties/test/initializer_test.rb b/railties/test/initializer_test.rb
index 3a49b2ddb4..0df0164ca6 100644
--- a/railties/test/initializer_test.rb
+++ b/railties/test/initializer_test.rb
@@ -1,6 +1,13 @@
 require 'abstract_unit'
 require 'initializer'
 
+# Mocks out the configuration
+module Rails
+  def self.configuration
+    Rails::Configuration.new
+  end
+end
+
 class ConfigurationMock < Rails::Configuration
   attr_reader :environment_path
 
diff --git a/railties/test/plugin_loader_test.rb b/railties/test/plugin_loader_test.rb
index 30eeaadf12..30fcacbaa1 100644
--- a/railties/test/plugin_loader_test.rb
+++ b/railties/test/plugin_loader_test.rb
@@ -1,5 +1,12 @@
 require 'plugin_test_helper'
 
+# Mocks out the configuration
+module Rails
+  def self.configuration
+    Rails::Configuration.new
+  end
+end
+
 uses_mocha "Plugin Loader Tests" do
 
   class TestPluginLoader < Test::Unit::TestCase
@@ -41,7 +48,7 @@ def test_should_return_empty_array_if_configuration_plugins_is_empty
     end
     
     def test_should_find_all_availble_plugins_and_return_as_all_plugins
-      assert_plugins [:a, :acts_as_chunky_bacon, :plugin_with_no_lib_dir, :stubby], @loader.all_plugins, @failure_tip      
+      assert_plugins [:a, :acts_as_chunky_bacon, :plugin_with_no_lib_dir, :stubby], @loader.all_plugins.reverse, @failure_tip
     end
 
     def test_should_return_all_plugins_as_plugins_when_registered_plugin_list_is_untouched
diff --git a/railties/test/rails_generator_test.rb b/railties/test/rails_generator_test.rb
index 63dd501614..e1445e0a20 100644
--- a/railties/test/rails_generator_test.rb
+++ b/railties/test/rails_generator_test.rb
@@ -74,7 +74,7 @@ def test_autolookup
 
   def test_lookup_missing_generator
     assert_raise Rails::Generator::GeneratorError do
-      Rails::Generator::Base.lookup('missing_generator').klass
+      Rails::Generator::Base.lookup('missing').klass
     end
   end
 
diff --git a/railties/test/secret_key_generation_test.rb b/railties/test/secret_key_generation_test.rb
index 093436889c..ea1b0dae31 100644
--- a/railties/test/secret_key_generation_test.rb
+++ b/railties/test/secret_key_generation_test.rb
@@ -9,6 +9,15 @@
 
 $LOAD_PATH.unshift "#{File.dirname(__FILE__)}/../lib"
 
+require 'initializer'
+
+# Mocks out the configuration
+module Rails
+  def self.configuration
+    Rails::Configuration.new
+  end
+end
+
 require 'rails_generator'
 require 'rails_generator/secret_key_generator'
 require 'rails_generator/generators/applications/app/app_generator'