diff --git a/node-server/assets/script.js b/node-server/assets/script.js
index afe817d..1023813 100644
--- a/node-server/assets/script.js
+++ b/node-server/assets/script.js
@@ -1,5 +1,6 @@
 // 1. Sélection des éléments du DOM
 const vinyl = document.getElementById('vinyl');
+const originalSrc = audio.getAttribute('src');
 const audio = document.getElementById('audio');
 const progress = document.getElementById('progress');
 const currentTimeEl = document.getElementById('currentTime');
@@ -13,6 +14,9 @@ let isPlaying = false;
 let isLooping = false;
 let idleTimeout = null;
 let reverseInterval = null;
+let reverseAudioLoaded = false;
+const reverseSrc = audio.dataset.reverseSrc;
+
 
 // 3. Variables pour calculer la vitesse de rotation
 let lastPosition = null;
@@ -114,9 +118,18 @@ function stopPlayback() {
 }
 
 function simulateReverse(speed) {
-  // vitesse = ticks/sec → convertir en vitesse de recul
   const reverseSpeed = Math.min(speed * 0.01, 2); // seconds per step
 
+  if (!reverseAudioLoaded && reverseSrc) {
+    audio.src = reverseSrc;
+    audio.load();
+    reverseAudioLoaded = true;
+    audio.addEventListener('loadedmetadata', () => {
+      audio.currentTime = audio.duration - 0.1; // start from the end
+    }, { once: true });
+    return; // attend que le fichier soit chargé
+  }
+
   if (!reverseInterval) {
     reverseInterval = setInterval(() => {
       if (audio.currentTime > 0.05) {
@@ -140,8 +153,20 @@ function stopReverse() {
     clearInterval(reverseInterval);
     reverseInterval = null;
   }
+
+  if (reverseAudioLoaded) {
+    const currentTime = audio.currentTime;
+    audio.src = originalSrc;
+    audio.load();
+    audio.addEventListener('loadedmetadata', () => {
+      audio.currentTime = Math.min(currentTime, audio.duration - 0.1);
+    }, { once: true });
+    reverseAudioLoaded = false;
+  }
 }
 
+
+
 // 6. Événements
 
 vinyl.addEventListener('click', togglePlay);