diff --git a/src/main/java/com/ewhatever/qna/answer/repository/AnswerRepository.java b/src/main/java/com/ewhatever/qna/answer/repository/AnswerRepository.java
index ab8f80f..805bc4c 100644
--- a/src/main/java/com/ewhatever/qna/answer/repository/AnswerRepository.java
+++ b/src/main/java/com/ewhatever/qna/answer/repository/AnswerRepository.java
@@ -11,7 +11,7 @@
 
 @Repository
 public interface AnswerRepository extends JpaRepository<Answer, Long> {
-    List<Answer> findAllByPostOrderByLastModifiedDateDesc(Post post);
+    List<Answer> findAllByPostOrderByCreatedDateDesc(Post post);
     Long countByAnswerer_UserIdxAndStatusEquals(Long userIdx, String status);
     Page<Answer> findByAnswerer_UserIdxAndPost_IsJuicyTrueAndStatusEquals(Long userIdx, String status, Pageable pageable);
     Page<Answer> findByAnswerer_UserIdxAndPost_IsJuicyFalseAndStatusEquals(Long userIdx, String status, Pageable pageable);
diff --git a/src/main/java/com/ewhatever/qna/comment/repository/CommentRepository.java b/src/main/java/com/ewhatever/qna/comment/repository/CommentRepository.java
index e8d5de4..12de342 100644
--- a/src/main/java/com/ewhatever/qna/comment/repository/CommentRepository.java
+++ b/src/main/java/com/ewhatever/qna/comment/repository/CommentRepository.java
@@ -11,5 +11,5 @@
 public interface CommentRepository extends JpaRepository<Comment, Long> {
     Long countByWriter_UserIdxAndStatusEquals(Long userIdx, String status);
     Page<Comment> findByWriter_UserIdxAndStatusEquals(Long userIdx, String status, Pageable pageable);
-    List<Comment> findAllByPostAndStatusEqualsOrderByLastModifiedDateDesc(Post post, String status);
+    List<Comment> findAllByPostAndStatusEqualsOrderByCreatedDateDesc(Post post, String status);
 }
diff --git a/src/main/java/com/ewhatever/qna/post/service/PostService.java b/src/main/java/com/ewhatever/qna/post/service/PostService.java
index 4446379..4fbeec3 100644
--- a/src/main/java/com/ewhatever/qna/post/service/PostService.java
+++ b/src/main/java/com/ewhatever/qna/post/service/PostService.java
@@ -79,7 +79,7 @@ private List<String> getCardList(Post post) {
 
         cardList.add(post.getTitle());
         cardList.add(post.getContent());
-        List<Answer> answers = answerRepository.findAllByPostOrderByLastModifiedDateDesc(post); // 답변 등록 날짜 순 조회
+        List<Answer> answers = answerRepository.findAllByPostOrderByCreatedDateDesc(post); // 답변 등록 날짜 순 조회
         for (Answer answer : answers) {
             cardList.add(answer.getContent());
         }
@@ -180,7 +180,7 @@ private Boolean isScrap(User user, Post post) {
     // 댓글 list 조회
     private List<GetPostRes.CommentDto> getCommentList(Post post, User user) {
         List<GetPostRes.CommentDto> commentList = new ArrayList<>();
-        List<Comment> comments = commentRepository.findAllByPostAndStatusEqualsOrderByLastModifiedDateDesc(post, ACTIVE); // 최신순
+        List<Comment> comments = commentRepository.findAllByPostAndStatusEqualsOrderByCreatedDateDesc(post, ACTIVE); // 최신순
 
         for (Comment comment : comments) {
             GetPostRes.CommentDto commentDto = new GetPostRes.CommentDto(