diff --git a/config/environments/production.rb b/config/environments/production.rb
index ef22e292..806317f2 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -26,7 +26,7 @@
   config.assets.compile = false
 
   # Force Expires Header to the maximum value
-  config.static_cache_control = 'public, max-age=30758400'
+  config.public_file_server.headers = { 'Cache-Control' => 'public, max-age=30758400' }
 
   # `config.assets.precompile` and `config.assets.version` have moved to config/initializers/assets.rb