diff --git a/lib/og.js b/lib/og.js
index 0ae5a4b..92efa6e 100644
--- a/lib/og.js
+++ b/lib/og.js
@@ -60,10 +60,10 @@ let avatarDataUri = null;
 
 function loadAvatar() {
   if (avatarDataUri) return avatarDataUri;
-  const avatarPath = resolve(__dirname, "..", "images", "rick.jpg");
+  const avatarPath = resolve(__dirname, "..", "images", "cy-me2.webp");
   if (existsSync(avatarPath)) {
     const buf = readFileSync(avatarPath);
-    avatarDataUri = `data:image/jpeg;base64,${buf.toString("base64")}`;
+    avatarDataUri = `data:image/webp;base64,${buf.toString("base64")}`;
   }
   return avatarDataUri;
 }