--- a/config/application.rb	Fri Dec 11 03:33:37 2020 +0900
+++ b/config/application.rb	Fri Dec 11 03:41:31 2020 +0900
@@ -24,6 +24,7 @@
 
 module Rsstweet
   class Application < Rails::Application
+    config.load_defaults 6.1
     # Settings in config/environments/* take precedence over those specified here.
     # Application configuration can go into files in config/initializers
     # -- all .rb files in that directory are automatically loaded after loading
@@ -31,8 +32,6 @@
 
     config.middleware.delete ActionDispatch::HostAuthorization
     config.middleware.delete ActionDispatch::Cookies
-    # this isn't actually used but railties checks this variable during boot.
-    config.secret_key_base = "herp a derp"
     config.session_store :disabled
 
     if $cfg[:redis_server]