diff --git a/admin_manual/installation/nginx-subdir.conf.sample b/admin_manual/installation/nginx-subdir.conf.sample
index 4308855a4..4c8849bef 100644
--- a/admin_manual/installation/nginx-subdir.conf.sample
+++ b/admin_manual/installation/nginx-subdir.conf.sample
@@ -136,7 +136,7 @@ server {
             fastcgi_max_temp_file_size 0;
         }
 
-        location ~ \.(?:css|js|svg|gif)$ {
+        location ~ \.(?:css|js|svg|gif|map)$ {
             try_files $uri /nextcloud/index.php$request_uri;
             expires 6M;         # Cache-Control policy borrowed from `.htaccess`
             access_log off;     # Optional: Don't log access to assets