diff --git a/index.js b/index.js
index df6d2b8..5bd484e 100644
--- a/index.js
+++ b/index.js
@@ -121,57 +121,70 @@ app.post('/sendButtons', async (req, res) => {
     res.status(500).json({ error: e.message });
   }
 });
+// Votre route POST
 app.post('/sendInteractiveImage', async (req, res) => {
   const { phone, caption, footer } = req.body;
   if (!sock || !isConnected) {
-    return res.status(400).json({ error: 'Non connecté' });
+    return res.status(400).json({ error: 'Non connecté à WhatsApp' });
   }
 
   try {
-    // URL publique de votre image (hébergée dans ./public via express.static)
+    // 1) Construire l'URL publique de l'image
     const BASE_URL = process.env.BASE_URL || 'https://wa.canguidev.fr';
     const imageUrl = `${BASE_URL}/static/logo-merlo-cs-FR.jpg`;
 
-    // **Envoi 100% “interactive”** — format officiel pris en charge par iOS
-    await sock.sendMessage(
-      `${phone}@s.whatsapp.net`,
-      {
-        interactive: {
-          type: 'button',
-          header: {
-            type: 'IMAGE',
-            image: { url: imageUrl }
+    // 2) Préparer le contenu brut du message
+    const rawMessage = {
+      viewOnceMessage: {
+        message: {
+          messageContextInfo: {
+            deviceListMetadata: {},
+            deviceListMetadataVersion: 2
           },
-          body: {
-            text: caption || 'Description par défaut'
-          },
-          footer: {
-            text: footer  || 'Pied de page'
-          },
-          action: {
-            buttons: [
-              {
-                type: 'url',
-                title: '📄 Proposition',
-                url:   'https://merlo-ch.com/uploads/proposition/f_p_250505_0000136_00008_EB00001909.pdf'
-              },
-              {
-                type: 'url',
-                title: '🔧 Spécifications',
-                url:   'https://merlo-ch.com/uploads/proposition/d_p_250505_0000136_00008_EB00001909.pdf'
-              }
-            ]
-          }
+          interactiveMessage: proto.Message.InteractiveMessage.create({
+            header: proto.Message.InteractiveMessage.Header.create({
+              type: proto.Message.InteractiveMessage.HeaderType.IMAGE,
+              imageMessage: { url: imageUrl }
+            }),
+            body: proto.Message.InteractiveMessage.Body.create({
+              text: caption || 'Description par défaut'
+            }),
+            footer: proto.Message.InteractiveMessage.Footer.create({
+              text: footer  || 'Pied de page'
+            }),
+            action: proto.Message.InteractiveMessage.Action.create({
+              buttons: [
+                {
+                  urlButton: proto.Message.InteractiveMessage.URLButton.create({
+                    displayText: '📄 Voir proposition',
+                    url: 'https://merlo-ch.com/uploads/proposition/f_p_250505_0000136_00008_EB00001909.pdf'
+                  })
+                },
+                {
+                  urlButton: proto.Message.InteractiveMessage.URLButton.create({
+                    displayText: '🔧 Spécifications',
+                    url: 'https://merlo-ch.com/uploads/proposition/d_p_250505_0000136_00008_EB00001909.pdf'
+                  })
+                }
+              ]
+            })
+          })
         }
       }
-    );
+    };
+
+    // 3) Générer et relayer le message
+    const jid = `${phone}@s.whatsapp.net`;
+    const msg = generateWAMessageFromContent(jid, rawMessage, {});
+    await sock.relayMessage(jid, msg.message, { messageId: msg.key.id });
 
     return res.json({ success: true });
   } catch (e) {
-    console.error('❌ Erreur interactive image :', e);
+    console.error('❌ Erreur /sendInteractiveImage :', e);
     return res.status(500).json({ error: e.message });
   }
 });
+
 // app.post('/sendInteractiveImage', async (req, res) => {
 //   const { phone, caption, title, subtitle, footer } = req.body;
 //   if (!sock || !isConnected) return res.status(400).json({ error: 'Non connecté' });