diff --git a/exozyme.conf b/exozyme.conf
index a3f15dc..6ce291d 100644
--- a/exozyme.conf
+++ b/exozyme.conf
@@ -1,11 +1,13 @@
 server {
     listen 80 default_server;
+    listen [::]:80 default_server;
     server_name _;
     return 301 https://$host$request_uri;
 }
 
 server {
-    listen 443 ssl;
+    listen 443 ssl http2;
+    listen [::]:443 ssl http2;
     server_name exozy.me;
 
     ssl_certificate /etc/letsencrypt/live/exozy.me/fullchain.pem;