diff --git a/source/quickstart/run-the-sample.md b/source/quickstart/run-the-sample.md
index 9497668..5394090 100644
--- a/source/quickstart/run-the-sample.md
+++ b/source/quickstart/run-the-sample.md
@@ -75,12 +75,21 @@ Figure 1 shows how to add the user's information. First of all, you should obtai
 ```c
 #define LINUX_UART_DEV   "dev/your_com"
 ```
+
+* In the same file, change the baudrate to match your port's baudrate (`B115200` for the X-Port, `B921600` for the Skyport V2). For example for the Skyport V2:
+
+```c
+cfsetispeed(&options, B921600); //B11500 if you are using the X-Port
+cfsetospeed(&options, B921600); //B11500 if you are using the X-Port
+```
+
 * Use command `ifconfig`, look for the name of the network's interface, and fill in the `LINUX_NETWORK_DEV`which in the `sample/platform/linux/manifold2/hal/hal_network.c`.
 
   ```c
   #define LINUX_NETWORK_DEV    "your_network_name"
   ```
 
+
 #### Compile and Burn
 
 * Use the command to gain the access permission:`sudo chmod 777 /dev/your serial-port's name`
@@ -223,4 +232,4 @@ After binding SkyPort V2 with the sample on the DJI Assistant 2, when the payloa
 ## Compile Troubleshooting
 #### When using Keil MDK to compile the sample code, an error is reported: "error: L6050U"
 * Cause: Keil MDK is not activated.
-* Solution: Please activate Keil MDK before compiling the sample code with Keil MDK.
\ No newline at end of file
+* Solution: Please activate Keil MDK before compiling the sample code with Keil MDK.