diff --git a/core/service.go b/core/service.go
index 9da0fc7..5fc546e 100644
--- a/core/service.go
+++ b/core/service.go
@@ -822,7 +822,7 @@ func (sh *serviceDescription) delacc(w http.ResponseWriter, r *http.Request) {
 		addIdFilter = append(addIdFilter, accid["_id"].(primitive.ObjectID))
 	}
 
-	delfilter := bson.D{{Key: "id", Value: bson.D{{Key: "$in", Value: addIdFilter}}}}
+	delfilter := bson.D{{Key: "_id", Value: bson.D{{Key: "$in", Value: addIdFilter}}}}
 	delaccnum, err := sh.mongoClient.DeleteMany(CollectionAccount, delfilter)
 	if err != nil {
 		logger.Error("delacc failed. Delete many CollectionAccount err :", err)