diff --git a/index.html b/index.html
index 41076fd..3b3a7db 100644
--- a/index.html
+++ b/index.html
@@ -6,18 +6,12 @@
     <meta name="theme-color" content="#000000" />
     <meta name="twitter:card" content="summary" />
     <meta name="twitter:creator" content="@syusui-s" />
-    <meta
-      name="twitter:image"
-      content="https://rabbit.syusui.net/images/rabbit_app_1280.png"
-    />
+    <meta name="twitter:image" content="https://rabbit.syusui.net/images/rabbit_app_1280.png" />
     <meta property="og:type" content="website" />
     <meta property="og:url" content="https://rabbit.syusui.net/" />
     <meta property="og:title" content="🐰rabbit" />
     <meta property="og:description" content="A nostr client supports multi-columns." />
-    <meta
-      property="og:image"
-      content="https://rabbit.syusui.net/images/rabbit_app_1280.png"
-    />
+    <meta property="og:image" content="https://rabbit.syusui.net/images/rabbit_app_1280.png" />
     <meta property="og:locale" content="ja_JP" />
     <link rel="manifest" href="manifest.json" />
     <link rel="shortcut icon" type="image/png" href="./images/rabbit_256.png" />