diff --git a/README.md b/README.md
index 763c425..8e1c94b 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,7 @@ Table of Contents
 
 # Latest release
 
-[v0.4.1](https://github.com/dndx/phantun/releases/tag/v0.4.1)
+[v0.4.2](https://github.com/dndx/phantun/releases/tag/v0.4.2)
 
 # Overview
 
@@ -73,8 +73,8 @@ It is also assumed that **Phantun Client** listens for incoming UDP packets at
 (the `--remote` option for client).
 
 Phantun creates TUN interface for both the Client and Server. For **Client**, Phantun assigns itself the IP address
-`192.168.200.2` and `fec8::2` by default.
-For **Server**, it assigns `192.168.201.2` and `fec9::2` by default. Therefore, your Kernel must have
+`192.168.200.2` and `fcc8::2` by default.
+For **Server**, it assigns `192.168.201.2` and `fcc9::2` by default. Therefore, your Kernel must have
 IPv4/IPv6 forwarding enabled and setup appropriate iptables/nftables rules for NAT between your physical
 NIC address and Phantun's Tun interface address.
 
@@ -83,11 +83,11 @@ run the executable with `-h` options to see how to change them.
 
 Another way to help understand this network topology (please see the diagram above for an illustration of this topology):
 
-Phantun Client is like a machine with private IP address (`192.168.200.2`/`fec8::2`) behind a router.
+Phantun Client is like a machine with private IP address (`192.168.200.2`/`fcc8::2`) behind a router.
 In order for it to reach the Internet, you will need to SNAT the private IP address before it's traffic
 leaves the NIC.
 
-Phantun Server is like a server with private IP address (`192.168.201.2`/`fec9::2`) behind a router.
+Phantun Server is like a server with private IP address (`192.168.201.2`/`fcc9::2`) behind a router.
 In order to access it from the Internet, you need to `DNAT` it's listening port on the router
 and change the destination IP address to where the server is listening for incoming connections.
 
@@ -166,7 +166,7 @@ table inet nat {
     chain prerouting {
         type nat hook prerouting priority dstnat; policy accept;
         iif eth0 tcp dport 4567 dnat ip to 192.168.201.2
-        iif eth0 tcp dport 4567 dnat ip6 to fec9::2
+        iif eth0 tcp dport 4567 dnat ip6 to fcc9::2
     }
 }
 ```
@@ -177,7 +177,7 @@ table inet nat {
 
 ```
 iptables -t nat -A PREROUTING -p tcp -i eth0 --dport 4567 -j DNAT --to-destination 192.168.201.2
-ip6tables -t nat -A PREROUTING -p tcp -i eth0 --dport 4567 -j DNAT --to-destination fec9::2
+ip6tables -t nat -A PREROUTING -p tcp -i eth0 --dport 4567 -j DNAT --to-destination fcc9::2
 ```
 
 [Back to TOC](#table-of-contents)