diff --git a/api/service/Question.go b/api/service/Question.go
index 449e8e9..0e23314 100644
--- a/api/service/Question.go
+++ b/api/service/Question.go
@@ -34,7 +34,7 @@ func (r *QuestionService) AddQuestion(req requests.AddQuestion) (bool, error) {
 	// 验证二级标签
 	var secondLabelId int64
 	if req.SecondLabelId != "" {
-		secondLabelId, err := strconv.ParseInt(req.SecondLabelId, 10, 64)
+		secondLabelId, err = strconv.ParseInt(req.SecondLabelId, 10, 64)
 		if err != nil {
 			return false, err
 		}