diff --git a/pkg/model/approval_oa.go b/pkg/model/approval_oa.go
index 947106f..3f62fb4 100644
--- a/pkg/model/approval_oa.go
+++ b/pkg/model/approval_oa.go
@@ -392,13 +392,15 @@ func (oa *ApprovalOA) UpdateApprovalContent(in *approval.CreateRequest, a *Appro
 	}
 
 	oa.ID = entity.ID
+	copier.CopyWithOption(&oa, in.ApprovalOA, copier.Option{DeepCopy: true})
+
+	err := addOtherInfoToModel(a, oa)
 
-	approvalOA, err := copyOAToModel(in, a)
 	if err != nil {
 		return err
 	}
 
-	return DB.Model(&oa).Updates(approvalOA).Error
+	return DB.Model(&oa).Updates(oa).Error
 }
 
 func (oa *ApprovalOA) BuildResContent(a *Approval, request *approval.CreateRequest) {