diff --git a/frontend/index.html b/frontend/index.html
index caa4a5d..5154d43 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -11,6 +11,14 @@
     <meta name="apple-mobile-web-app-status-bar-style" content="black-translucent" />
     <meta name="apple-mobile-web-app-title" content="RS 971" />
     <title>Radar Sargasses 971</title>
+
+    <meta property="og:title" content="Radar Sargasses 971">
+    <meta property="og:description" content="Carte en temps réel des échouages de sargasses en Martinique et Guadeloupe.">
+    <meta property="og:image" content="https://radarsargasses971.com/assets/logo-radarsargasses971.png">
+    <meta property="og:url" content="https://radarsargasses971.com">
+    <meta property="og:type" content="website">
+    <meta property="og:locale" content="fr_FR">
+    <meta property="og:site_name" content="Radar Sargasses 971">
     <link rel="preconnect" href="https://fonts.googleapis.com">
     <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
     <link href="https://fonts.googleapis.com/css2?family=Fredoka+One&family=Fredoka:wght@400;500;600&display=swap" rel="stylesheet">