diff --git a/api/service/QuestionQa.go b/api/service/QuestionQa.go
index 03bb113..bccacf0 100644
--- a/api/service/QuestionQa.go
+++ b/api/service/QuestionQa.go
@@ -339,6 +339,8 @@ func (r *QuestionQaService) PutQuestionQa(qaId int64, req requests.PutQuestionQa
 		return false, errors.New("过期时间需大于当前时间")
 	}
 
+	questionQaData["qa_expire_time"] = model.LocalTime(qaExpireTime)
+
 	// 分享密码
 	if req.QaPassword != questionQa.QaPassword {
 		questionQaData["qa_password"] = req.QaPassword