diff --git a/Livox-SDK-Communication-Protocol.md b/Livox-SDK-Communication-Protocol.md
index 5669a5c..e68e417 100644
--- a/Livox-SDK-Communication-Protocol.md
+++ b/Livox-SDK-Communication-Protocol.md
@@ -879,7 +879,7 @@ request
 | ---- | ------- | ------------- | --------- | ---------------------------------------- |
 | data | cmd_set | 0             | uint8_t   | LiDAR Command: 0x01                      |
 |      | cmd_id  | 1             | uint8_t   | Command ID: 0x06                         |
-|      | mode    | 2             | uint8_t   | Return Mode:<br>0x00: Single Return First <br>0x01: Single Return Strongest <br>0x02: Dual Return |
+|      | mode    | 2             | uint8_t   | Return Mode:<br>0x00: Single Return First <br>0x01: Single Return Strongest <br>0x02: Dual Return <br>0x03: Triple Return|
 
 response