diff --git a/docs/en/config/transport.md b/docs/en/config/transport.md
index d95d251..f1bf52d 100644
--- a/docs/en/config/transport.md
+++ b/docs/en/config/transport.md
@@ -393,7 +393,9 @@ A string array representing the key content, in the format shown in the example.
   "acceptProxyProtocol": false,
   "tcpKeepAliveInterval": 0,
   "tcpcongestion": "bbr",
-  "interface": "wg0"
+  "interface": "wg0",
+  "tcpMptcp": false,
+  "tcpNoDelay": false
 }
 ```
 
@@ -524,3 +526,14 @@ Execute the command `sysctl net.ipv4.tcp_congestion_control` to get the system d
 > `interface`: ""
 
 Specifies the name of the bound outbound network interface. Only supported by Linux,Darwin(MacOS,iOS).
+
+> `tcpMptcp`: true | false
+
+Requires Xray-core v1.8.6 or higher<br>
+Default value `false`, fill in `true` to enable [Multipath TCP](https://en.wikipedia.org/wiki/Multipath_TCP), need to be enabled in both server and client configuration.
+
+> `tcpNoDelay`: true | false
+
+Requires Xray-core v1.8.6 or higher<br>
+Default value `false`, recommended to be enabled with "tcpMptcp": true.
+