diff --git a/frontend/sw.js b/frontend/sw.js
index 79c6556..9795f21 100644
--- a/frontend/sw.js
+++ b/frontend/sw.js
@@ -1,6 +1,6 @@
 /* ObsiGate Service Worker - PWA v2 with IndexedDB offline support */
 
-const CACHE_VERSION = 'obsigate-v2-pwa';
+const CACHE_VERSION = 'obsigate-v3-pwa';
 const STATIC_CACHE = CACHE_VERSION + '-static';
 const DYNAMIC_CACHE = CACHE_VERSION + '-dynamic';
 const MAX_DYNAMIC_CACHE_SIZE = 100;