diff --git a/internal/indexnode/metrics_info.go b/internal/indexnode/metrics_info.go
index c385712deb..41710968c8 100644
--- a/internal/indexnode/metrics_info.go
+++ b/internal/indexnode/metrics_info.go
@@ -20,10 +20,9 @@ import (
 	"context"
 
 	"github.com/milvus-io/milvus/internal/proto/commonpb"
+	"github.com/milvus-io/milvus/internal/proto/milvuspb"
 	"github.com/milvus-io/milvus/internal/util/metricsinfo"
 	"github.com/milvus-io/milvus/internal/util/typeutil"
-
-	"github.com/milvus-io/milvus/internal/proto/milvuspb"
 )
 
 // TODO(dragondriver): maybe IndexNode should be an interface so that we can mock it in the test cases