diff --git a/Reverse-Proxy.md b/Reverse-Proxy.md
index 832b951..e9b2a4e 100644
--- a/Reverse-Proxy.md
+++ b/Reverse-Proxy.md
@@ -26,6 +26,7 @@ With SSL:
 ```nginx
 server {
   listen 443 ssl http2;
+  listen [::]:443 ssl http2;
   server_name sub.domain.com;
   ssl_certificate     /path/to/ssl/cert/crt;
   ssl_certificate_key /path/to/ssl/key/key;
@@ -46,6 +47,7 @@ Without SSL:
 ```nginx
 server  {
     listen 80;
+    listen [::]:80;
     server_name    sub.domain.com;
     location / {
         proxy_pass         http://localhost:3001;