diff --git a/vhost/vhost_tmpl_nginx b/vhost/vhost_tmpl_nginx
index a2aa2e7..b0d0ec6 100644
--- a/vhost/vhost_tmpl_nginx
+++ b/vhost/vhost_tmpl_nginx
@@ -5,7 +5,8 @@ server {
 }
 
 server {
-    listen 443 ssl http2;
+    listen 443 ssl;
+    http2 on;
 
     ssl_certificate /etc/letsencrypt/live/%domain?/fullchain.pem;
     ssl_certificate_key /etc/letsencrypt/live/%domain?/privkey.pem;