diff --git a/content/post/wireguard-vps-android.md b/content/post/wireguard-vps-android.md
index 8ccbb84..b46e131 100644
--- a/content/post/wireguard-vps-android.md
+++ b/content/post/wireguard-vps-android.md
@@ -29,6 +29,8 @@ We will use the range 100.64.0.0/10 (RFC 6598) because it doesn't colide with pr
     iptables -t nat -A POSTROUTING -s 100.64.0.0/10 -o eth0 -j MASQUERADE
     systemctl enable --now wg-quick@wg0
 
+Don't forget to save the iptables rules for the next start. The easiest way is to use cron, but I don't recommend it.
+
 To get the public key (you need it later on):
 
     wg pubkey <<<$(grep PrivateKey /etc/wireguard/wg0.conf  | cut -d ' ' -f3)