From c416f1e71fce09abbda10df25d4c94e342fcda79 Mon Sep 17 00:00:00 2001
From: shaoyue <shaoyue.chen@zilliz.com>
Date: Fri, 12 Nov 2021 19:15:29 +0800
Subject: [PATCH] [skip ci] Update MsgTyp code in develop guide doc (#11743)

Signed-off-by: shaoyue.chen <shaoyue.chen@zilliz.com>
---
 docs/developer_guides/chap04_message_stream.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/docs/developer_guides/chap04_message_stream.md b/docs/developer_guides/chap04_message_stream.md
index a63396e3ec..c6fdf17256 100644
--- a/docs/developer_guides/chap04_message_stream.md
+++ b/docs/developer_guides/chap04_message_stream.md
@@ -121,6 +121,7 @@ const (
 	MsgType_RemoveQueryChannels     MsgType = 511
 	// DATA SERVICE
 	MsgType_SegmentInfo MsgType = 600
+	MsgType_SystemInfo  MsgType = 601
 	// SYSTEM CONTROL
 	MsgType_TimeTick          MsgType = 1200
 	MsgType_QueryNodeStats    MsgType = 1201