diff --git a/weed/wdclient/vid_map.go b/weed/wdclient/vid_map.go
index 3932231f9..87848a3fc 100644
--- a/weed/wdclient/vid_map.go
+++ b/weed/wdclient/vid_map.go
@@ -4,13 +4,14 @@ import (
 	"context"
 	"errors"
 	"fmt"
-	"github.com/seaweedfs/seaweedfs/weed/pb"
 	"math/rand"
 	"strconv"
 	"strings"
 	"sync"
 	"sync/atomic"
 
+	"github.com/seaweedfs/seaweedfs/weed/pb"
+
 	"github.com/seaweedfs/seaweedfs/weed/glog"
 )