diff --git a/docker/nginx/conf.d/include/proxy-cache-downloads b/docker/nginx/conf.d/include/proxy-cache-downloads
index a91c14cc..8a36f6cd 100644
--- a/docker/nginx/conf.d/include/proxy-cache-downloads
+++ b/docker/nginx/conf.d/include/proxy-cache-downloads
@@ -1,6 +1,6 @@
 proxy_cache skynet; # cache name
-#proxy_cache_key $skylink_v1$path$arg_format$arg_attachment$arg_start$arg_end$http_range; # unique cache key
-proxy_cache_key $skylink$path$arg_format$arg_attachment$arg_start$arg_end$http_range; # unique cache key
+proxy_cache_key $skylink_v1$path$arg_format$arg_attachment$arg_start$arg_end$http_range; # unique cache key
+#proxy_cache_key $skylink$path$arg_format$arg_attachment$arg_start$arg_end$http_range; # unique cache key
 proxy_cache_min_uses 3; # cache after 3 uses
 proxy_cache_valid 200 206 307 308 48h; # keep 200, 206, 307 and 308 responses valid for up to 2 days
 add_header X-Proxy-Cache $upstream_cache_status; # add response header to indicate cache hits and misses