diff --git a/public/main.js b/public/main.js
index f4e7f08..1c06abd 100644
--- a/public/main.js
+++ b/public/main.js
@@ -509,7 +509,7 @@ document.addEventListener('DOMContentLoaded', () => {
 
     function openPanel(card, pushState = true) {
         fields.img.src      = card.dataset.img;
-        fields.img.alt      = card.dataset.name;
+        fields.img.alt      = card.dataset.imgAlt || card.dataset.name;
         fields.index.textContent  = card.dataset.index;
         fields.name.textContent   = card.dataset.name;
         fields.type.textContent   = card.dataset.type;
diff --git a/src/pages/collection/[slug].astro b/src/pages/collection/[slug].astro
index 22ee578..e057f41 100644
--- a/src/pages/collection/[slug].astro
+++ b/src/pages/collection/[slug].astro
@@ -89,7 +89,7 @@ const schemaBreadcrumb = {
         </div>
         <div class="panel-inner">
             <div class="panel-img-col">
-                <img id="panel-img" src="" alt="">
+                <img id="panel-img" src="" alt="Image produit REBOURS Studio">
             </div>
             <div class="panel-info-col">
                 <p class="panel-index" id="panel-index"></p>
@@ -213,10 +213,11 @@ const schemaBreadcrumb = {
                             data-img={p.imagePath}
                             data-price={p.price ? String(p.price) : ''}
                             data-stripe-key={p.stripeKey ?? ''}
+                            data-img-alt={p.imageAlt || `${p.productDisplayName} — mobilier d'art contemporain, REBOURS Studio Paris`}
                             aria-label={`Ouvrir le détail de ${p.productDisplayName}`}>
                             <div class="card-img-wrap">
                                 <img src={p.imagePath}
-                                     alt={p.imageAlt || p.productDisplayName}
+                                     alt={p.imageAlt || `${p.productDisplayName} — mobilier d'art contemporain, REBOURS Studio Paris`}
                                      width="600" height="600"
                                      loading={i === 0 ? "eager" : "lazy"}>
                             </div>
diff --git a/src/pages/index.astro b/src/pages/index.astro
index 9efac5d..e0172ec 100644
--- a/src/pages/index.astro
+++ b/src/pages/index.astro
@@ -53,7 +53,7 @@ const schemaOrg = {
         </div>
         <div class="panel-inner">
             <div class="panel-img-col">
-                <img id="panel-img" src="" alt="">
+                <img id="panel-img" src="" alt="Image produit REBOURS Studio">
             </div>
             <div class="panel-info-col">
                 <p class="panel-index" id="panel-index"></p>
@@ -179,10 +179,11 @@ const schemaOrg = {
                             data-img={p.imagePath}
                             data-price={p.price ? String(p.price) : ''}
                             data-stripe-key={p.stripeKey ?? ''}
+                            data-img-alt={p.imageAlt || `${p.productDisplayName} — mobilier d'art contemporain, REBOURS Studio Paris`}
                             aria-label={`Ouvrir le détail de ${p.productDisplayName}`}>
                             <div class="card-img-wrap">
                                 <img src={p.imagePath}
-                                     alt={p.imageAlt || p.productDisplayName}
+                                     alt={p.imageAlt || `${p.productDisplayName} — mobilier d'art contemporain, REBOURS Studio Paris`}
                                      width="600" height="600"
                                      loading={i === 0 ? "eager" : "lazy"}>
                             </div>