diff --git a/deploy/nginx-jiu.conf b/deploy/nginx-jiu.conf
index 01677f9..3ec4f6c 100644
--- a/deploy/nginx-jiu.conf
+++ b/deploy/nginx-jiu.conf
@@ -39,6 +39,14 @@ server {
         try_files $uri $uri/ /app/index.html;
     }
 
+    # index.html 不缓存，确保每次发版后浏览器加载最新版
+    location = /app/index.html {
+        alias /opt/jiu/web/index.html;
+        add_header Cache-Control "no-cache, no-store, must-revalidate";
+        add_header Pragma "no-cache";
+        expires 0;
+    }
+
     # 扫码页（/scan/<id> → scan.html，JS 从 URL 读取 id）
     location /scan/ {
         root /opt/jiu/marketing;