diff --git a/shadowsocks.8 b/shadowsocks.8
index 495f4283..eaa6a248 100644
--- a/shadowsocks.8
+++ b/shadowsocks.8
@@ -81,33 +81,33 @@ Use a configuration file.
 .SH EXAMPLES
 The \*(Re needs to be used with the NAT function. Here are some examples:
 
-# Create new chain
-root@Wrt:~# iptables -t nat -N SHADOWSOCKS
+    # Create new chain
+    root@Wrt:~# iptables -t nat -N SHADOWSOCKS
 
-# Ignore your shadowsocks server's addresses
-# It's very IMPORTANT, just be careful.
-root@Wrt:~# iptables -t nat -A SHADOWSOCKS -d 123.123.123.123 -j RETURN
+    # Ignore your shadowsocks server's addresses
+    # It's very IMPORTANT, just be careful.
+    root@Wrt:~# iptables -t nat -A SHADOWSOCKS -d 123.123.123.123 -j RETURN
 
-# Ignore LANs and any other addresses you'd like to bypass the proxy
-# See Wikipedia and RFC5735 for full list of reserved networks.
-# See ashi009/bestroutetb for a highly optimized CHN route list.
-root@Wrt:~# iptables -t nat -A SHADOWSOCKS -d 0.0.0.0/8 -j RETURN
-root@Wrt:~# iptables -t nat -A SHADOWSOCKS -d 10.0.0.0/8 -j RETURN
-root@Wrt:~# iptables -t nat -A SHADOWSOCKS -d 127.0.0.0/8 -j RETURN
-root@Wrt:~# iptables -t nat -A SHADOWSOCKS -d 169.254.0.0/16 -j RETURN
-root@Wrt:~# iptables -t nat -A SHADOWSOCKS -d 172.16.0.0/12 -j RETURN
-root@Wrt:~# iptables -t nat -A SHADOWSOCKS -d 192.168.0.0/16 -j RETURN
-root@Wrt:~# iptables -t nat -A SHADOWSOCKS -d 224.0.0.0/4 -j RETURN
-root@Wrt:~# iptables -t nat -A SHADOWSOCKS -d 240.0.0.0/4 -j RETURN
+    # Ignore LANs and any other addresses you'd like to bypass the proxy
+    # See Wikipedia and RFC5735 for full list of reserved networks.
+    # See ashi009/bestroutetb for a highly optimized CHN route list.
+    root@Wrt:~# iptables -t nat -A SHADOWSOCKS -d 0.0.0.0/8 -j RETURN
+    root@Wrt:~# iptables -t nat -A SHADOWSOCKS -d 10.0.0.0/8 -j RETURN
+    root@Wrt:~# iptables -t nat -A SHADOWSOCKS -d 127.0.0.0/8 -j RETURN
+    root@Wrt:~# iptables -t nat -A SHADOWSOCKS -d 169.254.0.0/16 -j RETURN
+    root@Wrt:~# iptables -t nat -A SHADOWSOCKS -d 172.16.0.0/12 -j RETURN
+    root@Wrt:~# iptables -t nat -A SHADOWSOCKS -d 192.168.0.0/16 -j RETURN
+    root@Wrt:~# iptables -t nat -A SHADOWSOCKS -d 224.0.0.0/4 -j RETURN
+    root@Wrt:~# iptables -t nat -A SHADOWSOCKS -d 240.0.0.0/4 -j RETURN
 
-# Anything else should be redirected to shadowsocks's local port
-root@Wrt:~# iptables -t nat -A SHADOWSOCKS -p tcp -j REDIRECT --to-ports 12345
+    # Anything else should be redirected to shadowsocks's local port
+    root@Wrt:~# iptables -t nat -A SHADOWSOCKS -p tcp -j REDIRECT --to-ports 12345
 
-# Apply the rules
-root@Wrt:~# iptables -t nat -A OUTPUT -p tcp -j SHADOWSOCKS
+    # Apply the rules
+    root@Wrt:~# iptables -t nat -A OUTPUT -p tcp -j SHADOWSOCKS
 
-# Start the shadowsocks-redir
-root@Wrt:~# ss-redir -c /etc/config/shadowsocks.json -f /var/run/shadowsocks.pid
+    # Start the shadowsocks-redir
+    root@Wrt:~# ss-redir -c /etc/config/shadowsocks.json -f /var/run/shadowsocks.pid
 
 .SH SEE ALSO
 .BR iptables (8),