diff --git a/core/app/models/spree/payment.rb b/core/app/models/spree/payment.rb
index 5d2b818465c..da2bb503eff 100644
--- a/core/app/models/spree/payment.rb
+++ b/core/app/models/spree/payment.rb
@@ -20,9 +20,9 @@ class Payment < ActiveRecord::Base
 
     scope :from_credit_card, lambda { where(:source_type => 'Spree::CreditCard') }
     scope :with_state, lambda { |s| where(:state => s) }
-    scope :completed, with_state('completed')
-    scope :pending, with_state('pending')
-    scope :failed, with_state('failed')
+    scope :completed, -> { with_state('completed') }
+    scope :pending, -> { with_state('pending') }
+    scope :failed, -> { with_state('failed') }
 
     # order state machine (see http://github.com/pluginaweek/state_machine/tree/master for details)
     state_machine :initial => 'checkout' do
diff --git a/core/config/routes.rb b/core/config/routes.rb
index 48ff4c500bc..8f30ea42b0f 100755
--- a/core/config/routes.rb
+++ b/core/config/routes.rb
@@ -4,7 +4,7 @@
 
   resources :products
 
-  match '/locale/set', :to => 'locale#set'
+  match '/locale/set', :to => 'locale#set', via: [:get]
 
   resources :tax_categories
 
@@ -46,7 +46,7 @@
   end
 
   # route globbing for pretty nested taxon and product paths
-  match '/t/*id', :to => 'taxons#show', :as => :nested_taxons
+  match '/t/*id', :to => 'taxons#show', :as => :nested_taxons, via: [:get]
 
   namespace :admin do
     get '/search/users', :to => "search#users", :as => :search_users
@@ -178,8 +178,10 @@
     end
   end
 
-  match '/admin', :to => 'admin/orders#index', :as => :admin
+  # RAILSUPDATE_FIXME: spree_dash内のルーティングと重複している
+  #                    今使っているかどうかが不明なので確認して対応する
+  #match '/admin', :to => 'admin/orders#index', :as => :admin, via: [:get]
 
-  match '/content/cvv', :to => 'content#cvv', :as => :cvv
+  match '/content/cvv', :to => 'content#cvv', :as => :cvv, via: [:get]
   match '/content/*path', :to => 'content#show', :via => :get, :as => :content
 end
diff --git a/core/spree_core.gemspec b/core/spree_core.gemspec
index 396f791df9f..fc9365da0f3 100644
--- a/core/spree_core.gemspec
+++ b/core/spree_core.gemspec
@@ -21,18 +21,18 @@ Gem::Specification.new do |s|
   s.add_dependency 'acts_as_list', '= 0.1.4'
   s.add_dependency 'awesome_nested_set', '2.1.4'
 
-  s.add_dependency 'jquery-rails', '~> 2.0'
+  s.add_dependency 'jquery-rails', '>= 2.0.0'
   s.add_dependency 'select2-rails', '~> 3.0'
 
   s.add_dependency 'highline', '= 1.6.11'
   s.add_dependency 'state_machine', '= 1.1.2'
   s.add_dependency 'ffaker', '~> 1.12.0'
-  s.add_dependency 'paperclip', '~> 2.8'
+  s.add_dependency 'paperclip'
   s.add_dependency 'aws-sdk', '~> 1.3.4'
-  s.add_dependency 'ransack', '~> 0.7.0'
+  s.add_dependency 'ransack'
   s.add_dependency 'activemerchant', '= 1.28.0'
-  s.add_dependency 'rails', '~> 3.2.9'
-  s.add_dependency 'kaminari', '0.13.0'
+  s.add_dependency 'rails', '~> 4.0.0'
+  s.add_dependency 'kaminari', '>= 0.13.0'
   s.add_dependency 'deface', '>= 0.9.0'
   s.add_dependency 'stringex', '~> 1.3.2'
   s.add_dependency 'cancan', '1.6.7'
diff --git a/dash/config/routes.rb b/dash/config/routes.rb
index 21a83850289..61899521a06 100644
--- a/dash/config/routes.rb
+++ b/dash/config/routes.rb
@@ -1,5 +1,5 @@
 Spree::Core::Engine.routes.prepend do
-  match '/admin' => 'admin/overview#index', :as => :admin
+  match '/admin' => 'admin/overview#index', :as => :admin, via: [:get]
 
   get '/admin/analytics/sign_up' => 'admin/analytics#sign_up', :as => :admin_analytics_sign_up
   post '/admin/analytics/register' => 'admin/analytics#register', :as => :admin_analytics_register