diff --git a/resource/nginx.cfg b/resource/nginx.cfg
index c1016a9..0c9eca2 100644
--- a/resource/nginx.cfg
+++ b/resource/nginx.cfg
@@ -1,13 +1,13 @@
 server {
-    listen [::]:80;
-    listen 0.0.0.0:80;
+    listen YOUR_IPV4_IP:80;
+    listen [YOUR_IPV6_IP]:80;
     server_name postal.yourdomain.com;
     return 301 https://$host$request_uri;
 }
 
 server {
-    listen [::]:443 ssl;
-    listen 0.0.0.0:443 ssl;
+    listen YOUR_IPV4_IP:443 ssl;
+    listen [YOUR_IPV6_IP]:443 ssl;
     root /opt/postal/app/public;
     server_name postal.yourdomain.com;
     ssl_certificate      ssl/postal.crt;