diff --git a/model/log.go b/model/log.go
index 480d50c..44bc5b7 100644
--- a/model/log.go
+++ b/model/log.go
@@ -20,7 +20,7 @@ type Log struct {
 	Quota            int    `json:"quota" gorm:"default:0"`
 	PromptTokens     int    `json:"prompt_tokens" gorm:"default:0"`
 	CompletionTokens int    `json:"completion_tokens" gorm:"default:0"`
-	UseTime          int    `json:"use_time" gorm:"bigint;default:0"`
+	UseTime          int    `json:"use_time" gorm:"default:0"`
 	IsStream         bool   `json:"is_stream" gorm:"default:false"`
 	ChannelId        int    `json:"channel" gorm:"index"`
 	TokenId          int    `json:"token_id" gorm:"default:0;index"`