diff --git a/api/service/QuestionQa.go b/api/service/QuestionQa.go
index dedbdd3..80563cb 100644
--- a/api/service/QuestionQa.go
+++ b/api/service/QuestionQa.go
@@ -340,7 +340,7 @@ func (r *QuestionQaService) PutQuestionQa(qaId int64, req requests.PutQuestionQa
 			return false, errors.New("您修改了题目数量，无法正常修改该题库，请重新生成")
 		}
 
-		questionQaData["qa_quantity"] = req.QaQuantity
+		questionQaData["qa_quantity"] = qaQuantity
 
 		if req.QaType == 2 {
 			questionQaData["token_num"] = req.TokenNum