diff --git a/public/sw.js b/public/sw.js
index 47a72e8..d159c96 100644
--- a/public/sw.js
+++ b/public/sw.js
@@ -1,8 +1,8 @@
 // Service Worker for Ultimate Lists App
 // Implements caching strategies for offline functionality
 
-const CACHE_NAME = 'ultimate-lists-v4';
-const RUNTIME_CACHE = 'ultimate-lists-runtime-v4';
+const CACHE_NAME = 'ultimate-lists-v5';
+const RUNTIME_CACHE = 'ultimate-lists-runtime-v5';
 
 // Static assets to cache on install
 const STATIC_ASSETS = [