diff --git a/pkg/model/approval_reward.go b/pkg/model/approval_reward.go
index 3343d6b..aa1cb09 100644
--- a/pkg/model/approval_reward.go
+++ b/pkg/model/approval_reward.go
@@ -18,7 +18,7 @@ type ApprovalReward struct {
 	PackageSize         uint64                `gorm:"column:package_size" json:"PackageSize"`                       // 平尺数
 	PackageNumber       string                `gorm:"column:package_number" json:"packageNumber"`                   // 序号
 	Address             string                `gorm:"column:address" json:"Address"`                                // 地点
-	ShowDate            string                `gorm:"type:varchar(10);default:'';column:show_date" json:"ShowDate"` // 位置
+	ShowDate            string                `gorm:"type:varchar(32);default:'';column:show_date" json:"ShowDate"` // 位置
 	ArtExhibitionDetail ArtExhibitionDetail   `gorm:"type:text;column:art_exhibition_detail;comment:绑定的画展包" json:"artExhibitionDetail"`
 	Artworks            Artworks              `gorm:"type:text;column:artworks;comment:画作" json:"artworks"`
 }