diff --git a/nginx.conf b/nginx.conf
index 1b17f67..5900c7e 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -24,6 +24,9 @@ http {
   limit_req_zone $limit_loose zone=search_email_loose:10m rate=1r/m;
   limit_req_zone $binary_remote_addr zone=search_fpr_keyid:10m rate=5r/s;
 
+  proxy_cache_path /tmp/nginx_cache use_temp_path=off keys_zone=static_cache:10m;
+  proxy_cache_valid 200 5m;
+
   server {
     listen 0.0.0.0:8090;