1 files changed, 3 insertions, 2 deletions
diff --git a/railties/lib/rails/application/bootstrap.rb b/railties/lib/rails/application/bootstrap.rb
index 0f4d932749..11da271501 100644
--- a/railties/lib/rails/application/bootstrap.rb
+++ b/railties/lib/rails/application/bootstrap.rb
@@ -1,3 +1,4 @@
+require "fileutils"
 require "active_support/notifications"
 require "active_support/dependencies"
 require "active_support/descendants_tracker"
@@ -35,7 +36,7 @@ INFO
             FileUtils.mkdir_p File.dirname path
           end
 
-          f = File.open path, 'a'
+          f = File.open path, "a"
           f.binmode
           f.sync = config.autoflush_log # if true make sure every write flushes
 
@@ -63,7 +64,7 @@ INFO
           Rails.cache = ActiveSupport::Cache.lookup_store(config.cache_store)
 
           if Rails.cache.respond_to?(:middleware)
-            config.middleware.insert_before("Rack::Runtime", Rails.cache.middleware)
+            config.middleware.insert_before(::Rack::Runtime, Rails.cache.middleware)
           end
         end
       end