diff --git a/src/components/Library.astro b/src/components/Library.astro
index dc9c7ef..d490aa5 100644
--- a/src/components/Library.astro
+++ b/src/components/Library.astro
@@ -16,6 +16,7 @@ export interface Props {
   import type { Props } from './Library.astro';
   import type { AppConfig } from '../pages/index.astro';
   import { getPostCard, renderPost } from '../utils/library'
+import { cozify } from '../utils/sanitizer';
   const cache = await caches.open('cozy-reader');
   let url= new URL(window.location.href);
   // only cached unencoded url param
@@ -57,10 +58,12 @@ export interface Props {
       let responseText;
 
       const fullResponse = await cache.match(url)
-      fullResponse?.text().then(data => {
+      fullResponse?.text().then(async data => {
         responseText = data;
+        const { baseUrl } = deserialize<AppConfig>('app-config');
+        const cleanedResponse = await cozify(responseText, baseUrl)
         const html = document.createElement('html');
-        html.innerHTML = responseText;
+        html.innerHTML = cleanedResponse;
         const title = html.querySelector('meta[property="cozy:title"]')?.getAttribute('content');
         if (title === 'Something is not right') {
           cache.delete(url);
@@ -74,7 +77,7 @@ export interface Props {
           e.preventDefault();
           localStorage.setItem('scrollPosition', window.scrollY.toString());
           scrollTo(0,0);
-          renderPost(responseText, url, routerOutlet)
+          renderPost(cleanedResponse, url, routerOutlet)
         }
         const item = document.createElement('li');
         item.appendChild(link);
@@ -95,9 +98,11 @@ export interface Props {
       }
 
       const fullResponse = await cache.match(url)
-      fullResponse?.text().then(data => {
+      fullResponse?.text().then(async (data) => {
         const responseText = data;
-        renderPost(responseText, url, routerOutlet, true);
+        const { baseUrl } = deserialize<AppConfig>('app-config');
+        const cleanedResponse = await cozify(responseText, baseUrl);
+        renderPost(cleanedResponse, url, routerOutlet, true);
         if (isHome) {
           const scrollPosition = localStorage.getItem('scrollPosition');
           scrollTo(0, scrollPosition ? parseInt(scrollPosition) : 0);
diff --git a/src/pages/index.astro b/src/pages/index.astro
index 3fe09d4..8207b00 100644
--- a/src/pages/index.astro
+++ b/src/pages/index.astro
@@ -9,6 +9,7 @@ import Footer from "../components/Footer.astro";
 
 const appConfig = {
   routerOutlet: 'router-outlet',
+  baseUrl: Astro.url.origin
 };
 export type AppConfig = typeof appConfig;