diff --git a/astro.config.mjs b/astro.config.mjs
index c0ef0f6..62cc0f5 100644
--- a/astro.config.mjs
+++ b/astro.config.mjs
@@ -16,7 +16,7 @@ export default defineConfig({
     serviceWorker({
       path: './src/sw.mjs',
       assetCachePrefix: 'ayco-personal-site',
-      assetCacheVersionID: '5',
+      assetCacheVersionID: 'sigma',
       logAssets: true,
       esbuild: {
         minify: true,