diff --git a/pkg/common/db/model.go b/pkg/common/db/model.go
index 2dbc3bb8c..cfa2a566a 100644
--- a/pkg/common/db/model.go
+++ b/pkg/common/db/model.go
@@ -3,15 +3,15 @@ package db
 import (
 	"Open_IM/pkg/common/config"
 	"Open_IM/pkg/common/log"
-	"context"
-	"fmt"
+//	"context"
+//	"fmt"
 	"github.com/garyburd/redigo/redis"
 	"gopkg.in/mgo.v2"
 	"time"
 
 	//"go.mongodb.org/mongo-driver/bson"
 	"go.mongodb.org/mongo-driver/mongo"
-	"go.mongodb.org/mongo-driver/mongo/options"
+//	"go.mongodb.org/mongo-driver/mongo/options"
 
 )