diff --git a/nginx.conf.sigil b/nginx.conf.sigil
index 48f194f9..b4fcf78b 100644
--- a/nginx.conf.sigil
+++ b/nginx.conf.sigil
@@ -42,6 +42,7 @@ server {
         keepalive_requests 500;
         proxy_read_timeout 3600;
         limit_conn addr 1000;
+        limit_conn_zone $binary_remote_addr zone=addr:10m;
     {{ end }}