diff --git a/nginx/nginx.conf b/nginx/nginx.conf
index 6e6fc443..2917d545 100644
--- a/nginx/nginx.conf
+++ b/nginx/nginx.conf
@@ -115,6 +115,8 @@ http {
         listen [::]:80;
         server_name grapheneos.org mta-sts.grapheneos.org www.grapheneos.org grapheneos.app mta-sts.grapheneos.app www.grapheneos.app grapheneos.ca mta-sts.grapheneos.ca www.grapheneos.ca grapheneos.com mta-sts.grapheneos.com www.grapheneos.com grapheneos.dev mta-sts.grapheneos.dev www.grapheneos.dev grapheneos.info mta-sts.grapheneos.info www.grapheneos.info grapheneos.net mta-sts.grapheneos.net www.grapheneos.net grapheneos.ovh mta-sts.grapheneos.ovh www.grapheneos.ovh grapheneos.page  mta-sts.grapheneos.page www.grapheneos.page vanadium.app mta-sts.vanadium.app www.vanadium.app mta-sts.mail.grapheneos.org;
 
+        keepalive_timeout 0;
+
         location /.well-known/acme-challenge/ {
             return 301 http://0.grapheneos.org$request_uri;
         }
@@ -129,6 +131,8 @@ http {
         listen [::]:80;
         server_name 0.grapheneos.org;
 
+        keepalive_timeout 0;
+
         location /.well-known/acme-challenge/ {
             root /srv/certbot;
         }