diff --git a/modules/pagoda/model_rank.go b/modules/pagoda/model_rank.go
index d05160f54..55a66a5d3 100644
--- a/modules/pagoda/model_rank.go
+++ b/modules/pagoda/model_rank.go
@@ -16,6 +16,8 @@ import (
 
 	"github.com/go-redis/redis/v8"
 	"go.mongodb.org/mongo-driver/bson/primitive"
+	"go.mongodb.org/mongo-driver/mongo"
+	"go.mongodb.org/mongo-driver/x/bsonx"
 )
 
 var floorRankKey = "pagoda:floor"
@@ -29,6 +31,11 @@ func (this *ModelRank) Init(service core.IService, module core.IModule, comp cor
 	this.TableName = comm.TablePagodaRecord
 	err = this.MCompModel.Init(service, module, comp, options)
 	this.modulePagoda = module.(*Pagoda)
+
+	//创建uid索引
+	this.DB.CreateIndex(core.SqlTable(comm.TableMail), mongo.IndexModel{
+		Keys: bsonx.Doc{{Key: "uid", Value: bsonx.Int32(1)}},
+	})
 	return
 }