diff --git a/frontend/index.html b/frontend/index.html
index 241c3fe..84d25ec 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -2,6 +2,7 @@
 <html lang="zh-CN">
   <head>
     <meta charset="UTF-8" />
+    <link rel="icon" href="/favicon.ico" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <title>MCP Token 管理后台</title>
     <style>
diff --git a/frontend/nginx.conf b/frontend/nginx.conf
index 6da4624..7fc86fd 100644
--- a/frontend/nginx.conf
+++ b/frontend/nginx.conf
@@ -44,6 +44,13 @@ server {
         add_header Pragma "no-cache" always;
     }
 
+    # favicon（构建产物在 dist 根目录，/console/favicon.ico 需别名指向，优先于正则图片 location）
+    location = /console/favicon.ico {
+        alias /usr/share/nginx/html/favicon.ico;
+        expires 30d;
+        add_header Cache-Control "public";
+    }
+
     # 静态资源长缓存（Vite 构建产物带 hash，/console/assets/ → /assets/）
     location /console/assets/ {
         alias /usr/share/nginx/html/assets/;
diff --git a/frontend/public/favicon.ico b/frontend/public/favicon.ico
new file mode 100644
index 0000000..58540ae
Binary files /dev/null and b/frontend/public/favicon.ico differ
