3 files changed, 8 insertions, 5 deletions
diff --git a/railties/lib/rails/application.rb b/railties/lib/rails/application.rb
index 3b7505ce37..149c63cd9e 100644
--- a/railties/lib/rails/application.rb
+++ b/railties/lib/rails/application.rb
@@ -157,7 +157,7 @@ module Rails
         middleware.use ::ActionDispatch::RemoteIp, config.action_dispatch.ip_spoofing_check, config.action_dispatch.trusted_proxies
         middleware.use ::Rack::Sendfile, config.action_dispatch.x_sendfile_header
         middleware.use ::ActionDispatch::Reloader unless config.cache_classes
-        middleware.use ::ActionDispatch::Callbacks, !config.cache_classes
+        middleware.use ::ActionDispatch::Callbacks
         middleware.use ::ActionDispatch::Cookies
 
         if config.session_store
diff --git a/railties/lib/rails/application/finisher.rb b/railties/lib/rails/application/finisher.rb
index e3342be7ee..a45b61c99c 100644
--- a/railties/lib/rails/application/finisher.rb
+++ b/railties/lib/rails/application/finisher.rb
@@ -21,7 +21,7 @@ module Rails
 
       initializer :add_to_prepare_blocks do
         config.to_prepare_blocks.each do |block|
-          ActionDispatch::Callbacks.to_prepare(&block)
+          ActionDispatch::Reloader.to_prepare(&block)
         end
       end
 
@@ -37,6 +37,10 @@ module Rails
         build_middleware_stack
       end
 
+      initializer :run_prepare_callbacks do
+        ActionDispatch::Reloader.prepare!
+      end
+
       initializer :eager_load! do
         if config.cache_classes && !$rails_rake_task
           ActiveSupport.run_load_hooks(:before_eager_load, self)
@@ -52,7 +56,7 @@ module Rails
       initializer :set_routes_reloader do |app|
         reloader = lambda { app.routes_reloader.execute_if_updated }
         reloader.call
-        ActionDispatch::Callbacks.to_prepare(&reloader)
+        ActionDispatch::Reloader.to_prepare(&reloader)
       end
 
       # Disable dependency loading during request cycle
diff --git a/railties/lib/rails/console/app.rb b/railties/lib/rails/console/app.rb
index 9d9763699d..4a988efd82 100644
--- a/railties/lib/rails/console/app.rb
+++ b/railties/lib/rails/console/app.rb
@@ -26,7 +26,6 @@ end
 # reloads the environment
 def reload!(print=true)
   puts "Reloading..." if print
-  # This triggers the to_prepare callbacks
-  ActionDispatch::Callbacks.new(Proc.new {}, false).call({})
+  ActionDispatch::Reloader.reload!
   true
 end