diff --git a/src/main/java/com/yeoro/twogether/domain/diary/dto/response/DiaryMonthOverviewResponse.java b/src/main/java/com/yeoro/twogether/domain/diary/dto/response/DiaryMonthOverviewResponse.java
index 66faeea..60531d5 100644
--- a/src/main/java/com/yeoro/twogether/domain/diary/dto/response/DiaryMonthOverviewResponse.java
+++ b/src/main/java/com/yeoro/twogether/domain/diary/dto/response/DiaryMonthOverviewResponse.java
@@ -5,6 +5,7 @@
 
 @Builder
 public record DiaryMonthOverviewResponse(
+    Long diaryId,
     String title,
     LocalDate startDate,
     LocalDate endDate,
diff --git a/src/main/java/com/yeoro/twogether/domain/diary/service/impl/DiaryServiceImpl.java b/src/main/java/com/yeoro/twogether/domain/diary/service/impl/DiaryServiceImpl.java
index ab958ec..ed9a50d 100644
--- a/src/main/java/com/yeoro/twogether/domain/diary/service/impl/DiaryServiceImpl.java
+++ b/src/main/java/com/yeoro/twogether/domain/diary/service/impl/DiaryServiceImpl.java
@@ -123,6 +123,7 @@ public DiaryMonthOverviewListResponse getMonthOverviewDiary(
             .map(diary -> {
                 String mainStickerUrl = diaryIdToMainStickerUrl.get(diary.getId());
                 return DiaryMonthOverviewResponse.builder()
+                    .diaryId(diary.getId())
                     .title(diary.getTitle())
                     .startDate(diary.getStartDate())
                     .endDate(diary.getEndDate())