diff --git a/ansible/templates/nginx.conf b/ansible/templates/nginx.conf
index 4af5be0..0a420d7 100644
--- a/ansible/templates/nginx.conf
+++ b/ansible/templates/nginx.conf
@@ -68,8 +68,7 @@ server {
       proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
 
       if ($request_uri ~ \.(?:ico|gif|jpe?g|png|webp|bmp|mp4)$) {
-        add_header Cache-Control "public";
-        expires max;
+        add_header Cache-Control "public, max-age=31536000, immutable";
       }   
     }
 }