diff --git a/nginx.conf b/nginx.conf
index bb236f9..fe7dc6c 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -28,6 +28,13 @@ server {
     location / {
         auth_request /auth;
 
+        # kill cache
+        add_header Last-Modified $date_gmt;
+        add_header Cache-Control 'no-store, no-cache';
+        if_modified_since off;
+        expires off;
+        etag off;
+
         root /usr/share/nginx/html;
         try_files $uri $uri/ /index.html =404;
     }