diff --git a/config/environments/production.rb b/config/environments/production.rb
index fba3b14c..bc014fc3 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -24,7 +24,7 @@ OpenneoImpressItems::Application.configure do
   # config.logger = SyslogLogger.new
 
   # Use a different cache store in production
-  config.cache_store = :mem_cache_store
+  config.cache_store = :mem_cache_store, namespace: "openneo-impress-rails"
 
   # Disable Rails's static asset server
   # In production, Apache or nginx will already do this