diff --git a/config/application.rb b/config/application.rb
index 0c6d8ea18..d725ae0e4 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -11,8 +11,7 @@ Dotenv::Railtie.load
 
 module TPS
   class Application < Rails::Application
-    config.load_defaults 5.1
-
+    config.load_defaults 5.2
     # Settings in config/environments/* take precedence over those specified here.
     # Application configuration should go into files in config/initializers
     # -- all .rb files in that directory are automatically loaded.