diff --git a/cmd/datanode/main.go b/cmd/datanode/main.go
index 732a8cbb1bd404422464e4568fe004cc49f03d77..f20802305df85a146bb7f2f3c7e6e202c7c3dc57 100644
--- a/cmd/datanode/main.go
+++ b/cmd/datanode/main.go
@@ -12,6 +12,7 @@ import (
 	dnc "github.com/zilliztech/milvus-distributed/internal/distributed/datanode"
 	dsc "github.com/zilliztech/milvus-distributed/internal/distributed/dataservice"
 	msc "github.com/zilliztech/milvus-distributed/internal/distributed/masterservice"
+	ms "github.com/zilliztech/milvus-distributed/internal/masterservice"
 	"github.com/zilliztech/milvus-distributed/internal/proto/commonpb"
 	"github.com/zilliztech/milvus-distributed/internal/proto/internalpb2"
 )
@@ -32,6 +33,7 @@ func main() {
 	log.Println("Datanode is", dn.Params.NodeID)
 
 	// --- Master Service Client ---
+	ms.Params.Init()
 	log.Println("Master service address:", dn.Params.MasterAddress)
 	masterClient, err := msc.NewGrpcClient(dn.Params.MasterAddress, 20*time.Second)
 	if err != nil {
diff --git a/internal/masterservice/master_service.go b/internal/masterservice/master_service.go
index 11841cbb8bf457b16fbb7b722d688ceb43510b3c..c15d476cceab88221aea66c8667641c511e0a4d2 100644
--- a/internal/masterservice/master_service.go
+++ b/internal/masterservice/master_service.go
@@ -717,6 +717,18 @@ func (c *Core) GetComponentStates() (*internalpb2.ComponentStates, error) {
 			StateCode: code,
 			ExtraInfo: nil,
 		},
+		Status: &commonpb.Status{
+			ErrorCode: commonpb.ErrorCode_SUCCESS,
+			Reason:    "",
+		},
+		SubcomponentStates: []*internalpb2.ComponentInfo{
+			{
+				NodeID:    int64(Params.NodeID),
+				Role:      typeutil.MasterServiceRole,
+				StateCode: code,
+				ExtraInfo: nil,
+			},
+		},
 	}, nil
 }