diff --git a/conf/nginx.conf b/conf/nginx.conf
index 9fdb221..8ce72b8 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -129,7 +129,7 @@ location ^~ __PATH__/ {
 
   location ~ \.(?:css|js|mjs|svg|gif|png|jpg|ico|wasm|tflite|map)$ {
     try_files $uri / __PATH__/index.php$request_uri;
-    more_set_headers "Cache-Control: public, max-age=15778463, $asset_immutable";
+    expires 6M;         # Cache-Control policy borrowed from `.htaccess`
     access_log off;     # Optional: Don't log access to assets
 
     location ~ \.wasm$ {