diff --git a/src/main/java/sopt/org/umbbaServer/domain/qna/model/QuestionSection.java b/src/main/java/sopt/org/umbbaServer/domain/qna/model/QuestionSection.java
index 9e947f3a..219a8c6d 100644
--- a/src/main/java/sopt/org/umbbaServer/domain/qna/model/QuestionSection.java
+++ b/src/main/java/sopt/org/umbbaServer/domain/qna/model/QuestionSection.java
@@ -12,10 +12,10 @@ public enum QuestionSection {
     GOLDEN(3L, "청춘시절", 2),
     COUPLE(4L, "연애시절", 1),
     MARRIAGE(5L, "우리가 만나고", 1),
-    MARRIAGE2(6L, "우리가 만나고", 1); // 전연령 - 우리가 만나고
+    MARRIAGE2(5L, "우리가 만나고", 1); // 전연령 - 우리가 만나고
     ;
 
-    private final Long sectionId;
+    private final Long sectionId; //findBySectionId 하면 안됨
     private final String value;
     private final int questionCount;
 }
\ No newline at end of file
diff --git a/src/main/java/sopt/org/umbbaServer/domain/qna/service/QnAService.java b/src/main/java/sopt/org/umbbaServer/domain/qna/service/QnAService.java
index 96ec86fa..46d72494 100644
--- a/src/main/java/sopt/org/umbbaServer/domain/qna/service/QnAService.java
+++ b/src/main/java/sopt/org/umbbaServer/domain/qna/service/QnAService.java
@@ -88,6 +88,10 @@ public void answerTodayQuestion(Long userId, TodayAnswerRequestDto request) {
 
     public List<QnAListResponseDto> getQnaList(Long userId, Long sectionId) {
         User myUser = getUserById(userId);
+        if (sectionId < 1L || sectionId > 5L) {
+            throw new CustomException(ErrorType.NOT_FOUND_SECTION);
+        }
+
         Parentchild parentchild = getParentchildByUser(myUser);
         List<QnA> qnaList = getQnAListByParentchild(parentchild);
 
diff --git a/src/main/java/sopt/org/umbbaServer/global/exception/ErrorType.java b/src/main/java/sopt/org/umbbaServer/global/exception/ErrorType.java
index 0cb95e58..73c386b8 100644
--- a/src/main/java/sopt/org/umbbaServer/global/exception/ErrorType.java
+++ b/src/main/java/sopt/org/umbbaServer/global/exception/ErrorType.java
@@ -58,6 +58,7 @@ public enum ErrorType {
     USER_HAVE_NO_QNALIST(HttpStatus.NOT_FOUND, "해당 유저가 가지고 있는 QnA 데이터가 없습니다."),
     PARENTCHILD_HAVE_NO_QNALIST(HttpStatus.NOT_FOUND, "부모자식 관계가 가지고 있는 QnA 데이터가 없습니다."),
     PARENTCHILD_HAVE_NO_OPPONENT(HttpStatus.NOT_FOUND, "부모자식 관계에 1명만 참여하고 있습니다."),
+    NOT_FOUND_SECTION(HttpStatus.NOT_FOUND, "해당 아이디와 일치하는 섹션이 없습니다."),
 
 
     /**