diff --git a/index.html b/index.html
index 5863548..ad39d5c 100644
--- a/index.html
+++ b/index.html
@@ -15,8 +15,8 @@
     <meta property="og:type" content="game"/>
     <meta property="og:url" content="https://adrien.malingrey.fr/jeux/lotus/"/>
     <meta property="og:image" content="https://adrien.malingrey.fr/jeux/lotus/thumbnail.png"/>
-    <meta property="og:image:width" content="378"/>
-    <meta property="og:image:height" content="383"/>
+    <meta property="og:image:width" content="540"/>
+    <meta property="og:image:height" content="540"/>
     <meta property="og:description" content="Devinez le mot dans cette adaptation d'un jeu télé"/>
     <meta property="og:locale" content="fr_FR"/>
     <meta property="og:site_name" content="adrien.malingrey.fr"/>
diff --git a/thumbnail.png b/thumbnail.png
index 3271dee..ccf8d2b 100644
Binary files a/thumbnail.png and b/thumbnail.png differ