diff --git a/api/dao/QuestionQaItem.go b/api/dao/QuestionQaItem.go
index d2b7c81..225a96a 100644
--- a/api/dao/QuestionQaItem.go
+++ b/api/dao/QuestionQaItem.go
@@ -179,7 +179,7 @@ func (r *QuestionQaItemDao) GetQuestionQaItemPageSearch(req requests.GetQuestion
 	}
 
 	// 一级标签id
-	if req.FirstLabelId != nil {
+	if req.FirstLabelId != "" {
 		subQuery := global.Db.Model(&model.Question{}).
 			Select("question_id").
 			Where("first_label_id = ?", req.FirstLabelId)
@@ -188,7 +188,7 @@ func (r *QuestionQaItemDao) GetQuestionQaItemPageSearch(req requests.GetQuestion
 	}
 
 	// 二级标签id
-	if req.SecondLabelId != nil {
+	if req.SecondLabelId != "" {
 		subQuery := global.Db.Model(&model.Question{}).
 			Select("question_id").
 			Where("second_label_id = ?", req.SecondLabelId)
diff --git a/api/requests/QuestionQaItem.go b/api/requests/QuestionQaItem.go
index 5dd4966..70aadfa 100644
--- a/api/requests/QuestionQaItem.go
+++ b/api/requests/QuestionQaItem.go
@@ -17,8 +17,8 @@ type GetQuestionQaItemPage struct {
 	QuestionType   *int                        `json:"question_type" form:"question_type" validate:"omitempty,oneof=1 2 3 4"  label:"题目类型"` // 题目类型(1:单选 2:多选 3:问答 4:判断)
 	QuestionSource *int                        `json:"question_source" form:"question_source" validate:"omitempty,oneof=1 2"  label:"题目来源"` // 题目来源（1:本题库 2:外部数据）
 	Difficulty     *int                        `json:"difficulty" form:"difficulty" label:"难度"`
-	FirstLabelId   *string                     `json:"first_label_id" form:"first_label_id" label:"一级标签id"`
-	SecondLabelId  *string                     `json:"second_label_id" form:"second_label_id" label:"二级标签id"`
+	FirstLabelId   string                      `json:"first_label_id" form:"first_label_id" label:"一级标签id"`
+	SecondLabelId  string                      `json:"second_label_id" form:"second_label_id" label:"二级标签id"`
 	Order          *GetQuestionQaItemPageOrder `json:"order"   form:"order" label:"排序"`
 }