diff --git a/src/main/java/com/beotkkot/qtudy/service/quiz/QuizService.java b/src/main/java/com/beotkkot/qtudy/service/quiz/QuizService.java
index af480dd..d198f75 100644
--- a/src/main/java/com/beotkkot/qtudy/service/quiz/QuizService.java
+++ b/src/main/java/com/beotkkot/qtudy/service/quiz/QuizService.java
@@ -63,7 +63,7 @@ public String generateQuiz(GenerateQuizRequestDto genQuizReqDto) throws JsonProc
 
         Map<String, Object> requestBody = new HashMap<>();
         requestBody.put("messages", messages);
-        requestBody.put("model", "gpt-4-1106-preview");
+        requestBody.put("model","gpt-3.5-turbo"); // "gpt-4-1106-preview"
         requestBody.put("temperature", 0.0f);
         requestBody.put("max_tokens", 4000);
 
@@ -115,6 +115,7 @@ public void saveQuiz(PostQuizRequestDto saveQuizDto) {
                 .explanation(saveQuizDto.getQuizDto().getExplanation())
                 .build();
 
+
         quizRepo.save(quiz);
     }