diff --git a/website/sw.ts b/website/sw.ts
index af4375f..d8e9090 100644
--- a/website/sw.ts
+++ b/website/sw.ts
@@ -1,7 +1,7 @@
 /// <reference lib="webworker" />
 declare const self: ServiceWorkerGlobalScope;
 
-const CACHE_VERSION = "rspace-v3";
+const CACHE_VERSION = "rspace-v4";
 const STATIC_CACHE = `${CACHE_VERSION}-static`;
 const HTML_CACHE = `${CACHE_VERSION}-html`;
 const API_CACHE = `${CACHE_VERSION}-api`;