diff --git a/railties/lib/generators/rails/app/templates/config.ru b/railties/lib/generators/rails/app/templates/config.ru
index 2ab821e38d..fcfbc6b07a 100644
--- a/railties/lib/generators/rails/app/templates/config.ru
+++ b/railties/lib/generators/rails/app/templates/config.ru
@@ -1,4 +1,4 @@
 # This file is used by Rack-based servers to start the application.
 
 require ::File.expand_path('../config/environment',  __FILE__)
-run <%= app_const %>.instance
+run <%= app_const %>
diff --git a/railties/lib/generators/rails/app/templates/script/console.tt b/railties/lib/generators/rails/app/templates/script/console.tt
index daba8ba2f1..915c5b8294 100755
--- a/railties/lib/generators/rails/app/templates/script/console.tt
+++ b/railties/lib/generators/rails/app/templates/script/console.tt
@@ -2,4 +2,4 @@ require File.expand_path('../../config/boot',  __FILE__)
 require 'rails/commands/console'
 require File.expand_path('../../config/application',  __FILE__)
 
-Rails::Console.start(<%= app_const %>.instance)
+Rails::Console.start(<%= app_const %>)
diff --git a/railties/lib/generators/rails/app/templates/script/dbconsole.tt b/railties/lib/generators/rails/app/templates/script/dbconsole.tt
index a7f114a97f..a92f6f2844 100755
--- a/railties/lib/generators/rails/app/templates/script/dbconsole.tt
+++ b/railties/lib/generators/rails/app/templates/script/dbconsole.tt
@@ -2,4 +2,4 @@ require File.expand_path('../../config/boot',  __FILE__)
 require 'rails/commands/dbconsole'
 require File.expand_path('../../config/application',  __FILE__)
 
-Rails::DBConsole.start(<%= app_const %>.instance)
+Rails::DBConsole.start(<%= app_const %>)
diff --git a/railties/lib/rails/application.rb b/railties/lib/rails/application.rb
index 5c9892c630..8366127476 100644
--- a/railties/lib/rails/application.rb
+++ b/railties/lib/rails/application.rb
@@ -8,7 +8,13 @@ module Rails
     class << self
       attr_writer :config
       alias configure class_eval
-      delegate :initialize!, :load_tasks, :load_generators, :root, :to => :instance
+      delegate :call,
+        :initialize!,
+        :load_generators,
+        :load_tasks,
+        :middleware,
+        :root,
+        :to => :instance
 
       private :new
       def instance
diff --git a/railties/test/application/middleware_test.rb b/railties/test/application/middleware_test.rb
index 8c4247e840..31696598ce 100644
--- a/railties/test/application/middleware_test.rb
+++ b/railties/test/application/middleware_test.rb
@@ -76,7 +76,7 @@ module ApplicationTests
       end
 
       def middleware
-        AppTemplate::Application.instance.middleware.active.map(&:klass).map(&:name)
+        AppTemplate::Application.middleware.active.map(&:klass).map(&:name)
       end
   end
 end