diff --git a/business/model/user.go b/business/model/user.go
index f7b4958e1..d7718c2a8 100644
--- a/business/model/user.go
+++ b/business/model/user.go
@@ -171,7 +171,7 @@ func (*UserCartItem) TableUnique() [][]string {
 type UserAgreement struct {
 	ModelIDCULD
 	Name       string `orm:"size(32);index" json:"name"` // 外部显示标识（当前可以重复）
-	Mobile     string `orm:"size(32);null" json:"mobile"`
-	IDNumber   string `orm:"column(id_number);size(20);null" json:"idNumber"`
-	BankNumber string `orm:"size(32);null" json:"bankNumber"`
+	Mobile     string `orm:"size(32)" json:"mobile"`
+	IDNumber   string `orm:"column(id_number);size(20)" json:"idNumber"`
+	BankNumber string `orm:"size(32)" json:"bankNumber"`
 }