diff --git a/internal/models/stock_indicator.go b/internal/models/stock_indicator.go
index 6d92a46..3f8c021 100644
--- a/internal/models/stock_indicator.go
+++ b/internal/models/stock_indicator.go
@@ -7,8 +7,8 @@ import (
 // StockIndicator 股票日线数据模型
 type StockIndicator struct {
 	ID            uint    `gorm:"primarykey;autoIncrement"`
-	TsCode        string  `gorm:"type:varchar(20);not null;comment:TS股票代码;uniqueIndex:idx_ts_code;unique:un_code_date;"`
-	TradeDate     string  `gorm:"type:date;not null;comment:交易日期;uniqueIndex:idx_trade_date;unique:un_code_date;"`
+	TsCode        string  `gorm:"type:varchar(20);not null;comment:TS股票代码;index:idx_ts_code;uniqueIndex:un_code_date;"`
+	TradeDate     string  `gorm:"type:date;not null;comment:交易日期;index:idx_trade_date;uniqueIndex:un_code_date;"`
 	Close         float64 `gorm:"type:decimal(10,4);comment:当日收盘价"`
 	TurnoverRate  float64 `gorm:"type:decimal(10,6);comment:换手率(%)"`
 	TurnoverRateF float64 `gorm:"type:decimal(10,6);comment:换手率(自由流通股)"`