diff --git a/src/main/resources/web/js/page.js b/src/main/resources/web/js/page.js
index e8eb431..31af965 100644
--- a/src/main/resources/web/js/page.js
+++ b/src/main/resources/web/js/page.js
@@ -13,13 +13,13 @@ window.addEventListener('beforeinstallprompt', e => {
 // On load
 $(() => {
     if (navigator.serviceWorker) {
-        navigator.serviceWorker.register("sw.js")
-            .then(it => navigator.serviceWorker.ready.then(ready => ready.postMessage({
-                action: "cache",
-                urls: performance.getEntriesByType("resource")
-                    .map(it => it.name)
-                    .filter(it => it.endsWith(".js") || it.endsWith(".css") || it.endsWith(".png"))
-            }))); // https://stackoverflow.com/questions/46830493/is-there-any-way-to-cache-all-files-of-defined-folder-path-in-service-worker
+        navigator.serviceWorker.register("sw.js");
+        navigator.serviceWorker.ready.then(ready => ready.active.postMessage({
+            action: "cache",
+            urls: performance.getEntriesByType("resource")
+                .map(it => it.name)
+                .filter(it => it.endsWith(".js") || it.endsWith(".css") || it.endsWith(".png"))
+        })); // https://stackoverflow.com/questions/46830493/is-there-any-way-to-cache-all-files-of-defined-folder-path-in-service-worker
     }
 
     ohNo();