diff --git a/Main/src/main/java/com/seveneleven/board/dto/PostListResponse.java b/Main/src/main/java/com/seveneleven/board/dto/PostListResponse.java
index 9653da50..eb7ddb61 100644
--- a/Main/src/main/java/com/seveneleven/board/dto/PostListResponse.java
+++ b/Main/src/main/java/com/seveneleven/board/dto/PostListResponse.java
@@ -23,6 +23,7 @@ public class PostListResponse {
     private LocalDateTime createDate;
     private LocalDate deadline;
     private Long commentCount;
+    private Boolean fileExists;
 
     private PostListResponse(Post post, Long commentCount) {
         this.projectStepId = post.getProjectStep().getId();
@@ -35,6 +36,11 @@ private PostListResponse(Post post, Long commentCount) {
         this.createDate = post.getCreatedAt();
         this.deadline = post.getDeadline();
         this.commentCount = commentCount;
+        this.fileExists = false;
+    }
+
+    public void setFileExist(boolean fileExists) {
+        this.fileExists = fileExists;
     }
 
     public static PostListResponse toDto(Post post, Long commentCount) {
diff --git a/Main/src/main/java/com/seveneleven/board/service/PostServiceImpl.java b/Main/src/main/java/com/seveneleven/board/service/PostServiceImpl.java
index f9d84700..9e508f71 100644
--- a/Main/src/main/java/com/seveneleven/board/service/PostServiceImpl.java
+++ b/Main/src/main/java/com/seveneleven/board/service/PostServiceImpl.java
@@ -70,6 +70,9 @@ public PaginatedResponse<PostListResponse> selectPosts(Boolean isAllStages, Long
         } else {
             repoPostList = postReader.getPostsByProjectStepId(projectStepId, keyword, repoFilter, PageRequest.of(page, PAGE_SIZE, getSort(isAllStages, sortType)));
         }
+        repoPostList.getContent().forEach(post ->
+            post.setFileExist(!postFileService.getPostFiles(post.getPostId()).isEmpty())
+        );
 
         return PaginatedResponse.createPaginatedResponse(repoPostList);
     }