diff --git a/frontend/index.html b/frontend/index.html
index 7643075..fb3d73a 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -3,6 +3,8 @@
   <head>
     <meta charset="UTF-8" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <link rel="icon" type="image/png" href="/favicon.png" />
+    <link rel="alternate icon" href="/favicon.ico" />
     <link rel="preload" as="font" type="font/woff2" href="/fonts/Fraunces-600.woff2" crossorigin />
     <link rel="preload" as="font" type="font/woff2" href="/fonts/Geist-Variable.woff2" crossorigin />
     <title>AI 同声传译助手</title>
diff --git a/frontend/public/favicon.ico b/frontend/public/favicon.ico
new file mode 100644
index 0000000..002c4c9
Binary files /dev/null and b/frontend/public/favicon.ico differ
diff --git a/frontend/public/favicon.png b/frontend/public/favicon.png
new file mode 100644
index 0000000..c58510f
Binary files /dev/null and b/frontend/public/favicon.png differ