3 files changed, 8 insertions, 4 deletions
diff --git a/railties/lib/rails/application/bootstrap.rb b/railties/lib/rails/application/bootstrap.rb
index dc0491035d..44b49556d7 100644
--- a/railties/lib/rails/application/bootstrap.rb
+++ b/railties/lib/rails/application/bootstrap.rb
@@ -2,7 +2,7 @@ require "fileutils"
 require "active_support/notifications"
 require "active_support/dependencies"
 require "active_support/descendants_tracker"
-require "rails/secrets"
+require_relative "../secrets"
 
 module Rails
   class Application
diff --git a/railties/lib/rails/application/configuration.rb b/railties/lib/rails/application/configuration.rb
index 4ffde6198a..7e1359c42b 100644
--- a/railties/lib/rails/application/configuration.rb
+++ b/railties/lib/rails/application/configuration.rb
@@ -1,7 +1,7 @@
 require "active_support/core_ext/kernel/reporting"
 require "active_support/file_update_checker"
-require "rails/engine/configuration"
-require "rails/source_annotation_extractor"
+require_relative "../engine/configuration"
+require_relative "../source_annotation_extractor"
 
 module Rails
   class Application
@@ -92,6 +92,10 @@ module Rails
             action_dispatch.use_authenticated_cookie_encryption = true
           end
 
+          if respond_to?(:active_support)
+            active_support.use_authenticated_message_encryption = true
+          end
+
         else
           raise "Unknown version #{target_version.to_s.inspect}"
         end
diff --git a/railties/lib/rails/application/default_middleware_stack.rb b/railties/lib/rails/application/default_middleware_stack.rb
index 8fe48feefb..63300ffef3 100644
--- a/railties/lib/rails/application/default_middleware_stack.rb
+++ b/railties/lib/rails/application/default_middleware_stack.rb
@@ -10,7 +10,7 @@ module Rails
       end
 
       def build_stack
-        ActionDispatch::MiddlewareStack.new.tap do |middleware|
+        ActionDispatch::MiddlewareStack.new do |middleware|
           if config.force_ssl
             middleware.use ::ActionDispatch::SSL, config.ssl_options
           end