diff --git a/model/usedata.go b/model/usedata.go
index f6cb945..136af55 100644
--- a/model/usedata.go
+++ b/model/usedata.go
@@ -91,7 +91,7 @@ func SaveQuotaDataCache() {
 func GetQuotaDataByUsername(username string, startTime int64, endTime int64) (quotaData []*QuotaData, err error) {
 	var quotaDatas []*QuotaData
 	// 从quota_data表中查询数据
-	err = DB.Table("quota_data").Where("username = ?", username).Find(&quotaDatas).Error
+	err = DB.Table("quota_data").Where("username = ? and created_at >= ? and created_at <= ?", username, startTime, endTime).Find(&quotaDatas).Error
 	return quotaDatas, err
 }