diff --git a/docker/nginx/conf.d/client.conf b/docker/nginx/conf.d/client.conf
index fb8b67b9..d64f884f 100644
--- a/docker/nginx/conf.d/client.conf
+++ b/docker/nginx/conf.d/client.conf
@@ -1,4 +1,4 @@
-proxy_cache_path /data/nginx/cache levels=1:2 keys_zone=skynet:10m max_size=10g inactive=24h use_temp_path=off;
+proxy_cache_path /data/nginx/cache levels=1:2 keys_zone=skynet:10m max_size=50g inactive=48h use_temp_path=off;
 
 # this runs before forking out nginx worker processes
 init_by_lua_block { 
diff --git a/docker/nginx/conf.d/include/proxy-cache-downloads b/docker/nginx/conf.d/include/proxy-cache-downloads
index 5b49614c..68a97fda 100644
--- a/docker/nginx/conf.d/include/proxy-cache-downloads
+++ b/docker/nginx/conf.d/include/proxy-cache-downloads
@@ -1,6 +1,7 @@
 set $nocache 0; # internal variable for bypassing the cache, nginx expects 0/1 for boolean
 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_valid 200 206 24h; # cache 200 and 206 responses for 24 hours
+proxy_cache_min_uses 3; # cache after 3 uses
+proxy_cache_valid 200 206 307 48h; # keep 200, 206 and 307 responses valid for up to 2 days
 proxy_cache_bypass $nocache $cookie_nocache $arg_nocache; # add cache bypass option
 add_header X-Proxy-Cache $upstream_cache_status; # add response header to indicate cache hits and misses