diff --git a/cmd/tools/config/generate.go b/cmd/tools/config/generate.go
index 0e012347bb..21ee1896e2 100644
--- a/cmd/tools/config/generate.go
+++ b/cmd/tools/config/generate.go
@@ -258,6 +258,10 @@ func WriteYaml(w io.Writer) {
 # natsmq configuration.
 # more detail: https://docs.nats.io/running-a-nats-service/configuration`,
 		},
+		{
+			name:   "mixCoord",
+			header: "\n# Related configuration of mixCoord",
+		},
 		{
 			name:   "rootCoord",
 			header: "\n# Related configuration of rootCoord, used to handle data definition language (DDL) and data control language (DCL) requests",
diff --git a/configs/milvus.yaml b/configs/milvus.yaml
index aa87aac409..d21b6dda93 100644
--- a/configs/milvus.yaml
+++ b/configs/milvus.yaml
@@ -247,6 +247,10 @@ natsmq:
       maxBytes:  # How many bytes the single P-channel may contain. Removing oldest messages if the P-channel exceeds this size
       maxMsgs:  # How many message the single P-channel may contain. Removing oldest messages if the P-channel exceeds this limit
 
+# Related configuration of mixCoord
+mixCoord:
+  enableActiveStandby: false
+
 # Related configuration of rootCoord, used to handle data definition language (DDL) and data control language (DCL) requests
 rootCoord:
   dmlChannelNum: 16 # The number of DML-Channels to create at the root coord startup.