diff --git a/script/service-worker.js b/script/service-worker.js
index 6fe8838..c10cf21 100644
--- a/script/service-worker.js
+++ b/script/service-worker.js
@@ -1,68 +1,68 @@
 const CACHE_NAME = 'salam-cache-v1';
 
 const ASSETS_TO_CACHE = [
-    'site.webmanifest',
+	'/site.webmanifest',
 
-    // style
-    'style/style.css',
+	// style
+	'/style/style.css',
 
-    // script
-    'script/script.js',
+	// script
+	'/script/script.js',
 
-    // salam
-    'salam-wa.js',
-    'salam-wa.wasm',
+	// salam
+	'/salam-wa.js',
+	'/salam-wa.wasm',
 
-    // images
-    'image/android-chrome-192x192.png',
-    'image/android-chrome-512x512.png',
-    'image/apple-touch-icon.png',
-    'image/favicon-16x16.png',
-    'image/favicon-32x32.png',
-    'image/favicon.ico',
+	// images
+	'/image/android-chrome-192x192.png',
+	'/image/android-chrome-512x512.png',
+	'/image/apple-touch-icon.png',
+	'/image/favicon-16x16.png',
+	'/image/favicon-32x32.png',
+	'/image/favicon.ico',
 ];
 
 // Install Event - Cache the defined assets
 self.addEventListener('install', event => {
-    event.waitUntil(
-        caches.open(CACHE_NAME)
-            .then(cache => {
-                return cache.addAll(ASSETS_TO_CACHE);
-            })
-            .then(() => self.skipWaiting())
-    );
+	event.waitUntil(
+		caches.open(CACHE_NAME)
+			.then(cache => {
+				return cache.addAll(ASSETS_TO_CACHE);
+			})
+			.then(() => self.skipWaiting())
+	);
 });
 
 // Activate Event - Clean up old caches
 self.addEventListener('activate', event => {
-    const cacheWhitelist = [CACHE_NAME];
-    event.waitUntil(
-        caches.keys().then(cacheNames => {
-            return Promise.all(
-                cacheNames.map(cacheName => {
-                    if (!cacheWhitelist.includes(cacheName)) {
-                        return caches.delete(cacheName);
-                    }
-                })
-            );
-        }).then(() => self.clients.claim())
-    );
+	const cacheWhitelist = [CACHE_NAME];
+	event.waitUntil(
+		caches.keys().then(cacheNames => {
+			return Promise.all(
+				cacheNames.map(cacheName => {
+					if (!cacheWhitelist.includes(cacheName)) {
+						return caches.delete(cacheName);
+					}
+				})
+			);
+		}).then(() => self.clients.claim())
+	);
 });
 
 // Fetch Event - Serve cached assets, update cache when online
 self.addEventListener('fetch', event => {
-    event.respondWith(
-        caches.match(event.request).then(cachedResponse => {
-            const fetchPromise = fetch(event.request).then(networkResponse => {
-                if (networkResponse && networkResponse.status === 200) {
-                    caches.open(CACHE_NAME).then(cache => {
-                        cache.put(event.request, networkResponse.clone());
-                    });
-                }
-                return networkResponse;
-            }).catch(() => cachedResponse);
-            
-            return cachedResponse || fetchPromise;
-        })
-    );
+	event.respondWith(
+		caches.match(event.request).then(cachedResponse => {
+			const fetchPromise = fetch(event.request).then(networkResponse => {
+				if (networkResponse && networkResponse.status === 200) {
+					caches.open(CACHE_NAME).then(cache => {
+						cache.put(event.request, networkResponse.clone());
+					});
+				}
+				return networkResponse;
+			}).catch(() => cachedResponse);
+			
+			return cachedResponse || fetchPromise;
+		})
+	);
 });