diff --git a/puppet/zulip/files/nginx/zulip-include-frontend/app b/puppet/zulip/files/nginx/zulip-include-frontend/app
index 2582fbbde7..0eba08b070 100644
--- a/puppet/zulip/files/nginx/zulip-include-frontend/app
+++ b/puppet/zulip/files/nginx/zulip-include-frontend/app
@@ -42,14 +42,12 @@ location /help {
     error_page 404 /404.html;
     index /index.html;
     try_files $uri $uri/index.html =404;
-}
 
-# These files are hashed and thus immutable; cache them aggressively.
-# https://github.com/withastro/docs/blob/53603ad048e8aedbca1aed77bac8eb00dcada79d/src/content/docs/en/guides/integrations-guide/node.mdx?plain=1#L304
-location /help/_astro/ {
-    set $help_cache_alias "${help_alias}_astro/";
-    alias $help_cache_alias;
-    add_header Cache-Control "public, max-age=31536000, immutable";
+    # These files are hashed and thus immutable; cache them aggressively.
+    # https://github.com/withastro/docs/blob/53603ad048e8aedbca1aed77bac8eb00dcada79d/src/content/docs/en/guides/integrations-guide/node.mdx?plain=1#L304
+    location /help/_astro/ {
+        add_header Cache-Control "public, max-age=31536000, immutable";
+    }
 }
 
 # Send longpoll requests to Tornado