diff --git a/cloud.md b/cloud.md
index c343f4ed..61f66785 100644
--- a/cloud.md
+++ b/cloud.md
@@ -2,7 +2,7 @@
 title: Cloud
 description: 
 published: true
-date: 2019-12-07T17:14:36.443Z
+date: 2019-12-07T17:14:58.135Z
 tags: 
 ---
 
@@ -67,7 +67,7 @@ Content:
 PrivateKey = <your server private key here>
 Address = 10.50.0.1/24
 SaveConfig = false
-PostUp   = iptables -A FORWARD -i %i -j ACCEPT; iptables -A FORWARD -o %i -j ACCEPT; iptables -t nat -A POSTROUTING -o ens3 -j MASQUERADE
+PostUp   = iptables -I FORWARD 1 -i %i -j ACCEPT; iptables -I FORWARD 2 -o %i -j ACCEPT; iptables -t nat -A POSTROUTING -o ens3 -j MASQUERADE
 PostDown = iptables -D FORWARD -i %i -j ACCEPT; iptables -D FORWARD -o %i -j ACCEPT; iptables -t nat -D POSTROUTING -o ens3 -j MASQUERADE;
 ListenPort = 54541
 ```