diff --git a/src/main/java/ussum/homepage/application/post/service/PostManageService.java b/src/main/java/ussum/homepage/application/post/service/PostManageService.java
index e2a2855..81dcc84 100644
--- a/src/main/java/ussum/homepage/application/post/service/PostManageService.java
+++ b/src/main/java/ussum/homepage/application/post/service/PostManageService.java
@@ -176,7 +176,7 @@ public PostDetailRes<?> getPost(Long userId, String boardCode, Long postId) {
     public PostCreateResponse createBoardPost(Long userId, String boardCode, PostCreateRequest postCreateRequest){
         Board board = boardReader.getBoardWithBoardCode(boardCode);
         Post post = postAppender.createPost(postCreateRequest.toDomain(board, userId));
-        postFileAppender.updatePostIdForIds(postCreateRequest.postFileList(), post.getId());
+        postFileAppender.updatePostIdForIds(postCreateRequest.postFileList(), post.getId(), FileCategory.자료집아님);
         return PostCreateResponse.of(post.getId(), boardCode);
     }
 
@@ -272,14 +272,14 @@ public Long editBoardPost(String boardCode, Long postId, PostUpdateRequest postU
         Post post = postReader.getPostWithId(postId);
         Board board = boardReader.getBoardWithBoardCode(boardCode);
         Post newPost = postModifier.updatePost(postUpdateRequest.toDomain(post, board));
-        postFileAppender.updatePostIdForIds(postUpdateRequest.postFileList(), newPost.getId());
+        postFileAppender.updatePostIdForIds(postUpdateRequest.postFileList(), newPost.getId(), FileCategory.자료집아님);
         return post.getId();
     }
     @Transactional
     public Long editBoardDatePost(String fileCategory, Long postId, PostUpdateRequest postUpdateRequest){
         Post post = postReader.getPostWithId(postId);
         Post newPost = postModifier.updateDataPost(post, postUpdateRequest.categoryCode());
-        postFileAppender.updatePostIdForIds(postUpdateRequest.postFileList(), newPost.getId());
+        postFileAppender.updatePostIdForIds(postUpdateRequest.postFileList(), newPost.getId(), FileCategory.fromString(fileCategory));
         return post.getId();
     }
 
diff --git a/src/main/java/ussum/homepage/application/post/service/dto/response/DataPostResponse.java b/src/main/java/ussum/homepage/application/post/service/dto/response/DataPostResponse.java
index bcc39c7..70629e8 100644
--- a/src/main/java/ussum/homepage/application/post/service/dto/response/DataPostResponse.java
+++ b/src/main/java/ussum/homepage/application/post/service/dto/response/DataPostResponse.java
@@ -19,11 +19,11 @@ private DataPostResponse(Long postId, String title, String content, String date,
         this.files = files;
     }
 
-    public static DataPostResponse of(Post post, List<FileResponse> files) {
+    public static DataPostResponse of(Post post, List<FileResponse> files, String content) {
         return DataPostResponse.builder()
                 .postId(post.getId())
                 .title(post.getTitle())
-                .content(post.getContent())
+                .content(content)
                 .category(post.getCategory())
                 .date(post.getCreatedAt())
                 .isNotice(post.getTitle().equals("총학생회칙"))
diff --git a/src/main/java/ussum/homepage/domain/post/PostFileRepository.java b/src/main/java/ussum/homepage/domain/post/PostFileRepository.java
index 24888a8..eef294b 100644
--- a/src/main/java/ussum/homepage/domain/post/PostFileRepository.java
+++ b/src/main/java/ussum/homepage/domain/post/PostFileRepository.java
@@ -10,6 +10,6 @@ public interface PostFileRepository {
     Long deleteAllByUrl(List<String> urlList);
     Optional<PostFile> findById(Long id);
     List<PostFile> saveAll(List<PostFile> postFiles);
-    void updatePostIdForIds(List<Long> postFileIds, Long postId);
+    void updatePostIdForIds(List<Long> postFileIds, Long postId, FileCategory fileCategory);
     void updatePostIdAndFileCategoryForIds(List<Long> postFileIds, Long postId, FileCategory fileCategory);
 }
diff --git a/src/main/java/ussum/homepage/domain/post/service/PostFileAppender.java b/src/main/java/ussum/homepage/domain/post/service/PostFileAppender.java
index b76e069..a783641 100644
--- a/src/main/java/ussum/homepage/domain/post/service/PostFileAppender.java
+++ b/src/main/java/ussum/homepage/domain/post/service/PostFileAppender.java
@@ -22,8 +22,8 @@ public List<PostFile> saveAllPostFile(List<PostFile> fileList) {
     }
 
     @Transactional
-    public void updatePostIdForIds(List<Long> postFileIds, Long postId) {
-        postFileRepository.updatePostIdForIds(postFileIds, postId);
+    public void updatePostIdForIds(List<Long> postFileIds, Long postId, FileCategory fileCategory) {
+        postFileRepository.updatePostIdForIds(postFileIds, postId, fileCategory);
     }
 
     @Transactional
diff --git a/src/main/java/ussum/homepage/domain/post/service/factory/postList/DataPostResponseFactory.java b/src/main/java/ussum/homepage/domain/post/service/factory/postList/DataPostResponseFactory.java
index 7c79e3d..b19c7f5 100644
--- a/src/main/java/ussum/homepage/domain/post/service/factory/postList/DataPostResponseFactory.java
+++ b/src/main/java/ussum/homepage/domain/post/service/factory/postList/DataPostResponseFactory.java
@@ -21,6 +21,7 @@ public PostListResDto createResponse(Post post, PostReader postReader, PostReact
     @Override
     public PostListResDto createDataResponse(Post post, List<PostFile> postFiles) {
         List<FileResponse> fileResponses = postFiles.stream().map(postFile -> FileResponse.of(postFile)).toList();
-        return DataPostResponse.of(post, fileResponses);
+        String content = postFiles.get(0).getFileCategory();
+        return DataPostResponse.of(post, fileResponses, content);
     }
 }
diff --git a/src/main/java/ussum/homepage/infra/jpa/post/PostFileRepositoryImpl.java b/src/main/java/ussum/homepage/infra/jpa/post/PostFileRepositoryImpl.java
index 2903e48..da221d5 100644
--- a/src/main/java/ussum/homepage/infra/jpa/post/PostFileRepositoryImpl.java
+++ b/src/main/java/ussum/homepage/infra/jpa/post/PostFileRepositoryImpl.java
@@ -54,10 +54,11 @@ public List<PostFile> saveAll(List<PostFile> fileList) {
     }
 
     @Override
-    public void updatePostIdForIds(List<Long> postFileIds, Long postId) {
+    public void updatePostIdForIds(List<Long> postFileIds, Long postId, FileCategory fileCategory) {
         queryFactory
                 .update(postFileEntity)
                 .set(postFileEntity.postEntity.id, postId)
+                .set(postFileEntity.fileCategory, fileCategory)
                 .where(postFileEntity.id.in(postFileIds))
                 .execute();
     }
diff --git a/src/main/java/ussum/homepage/infra/jpa/post/entity/FileCategory.java b/src/main/java/ussum/homepage/infra/jpa/post/entity/FileCategory.java
index e791814..061ae6e 100644
--- a/src/main/java/ussum/homepage/infra/jpa/post/entity/FileCategory.java
+++ b/src/main/java/ussum/homepage/infra/jpa/post/entity/FileCategory.java
@@ -57,7 +57,9 @@ public enum FileCategory {
     단과대회의록("단과대", "접속계정", "회의록"),
     예결산안("단과대", "접속계정", "예결산안"),
     단과대활동보고("단과대", "접속계정", "활동보고"),
-    대표자회의결과보고("단과대", "접속계정", "대표자회의결과보고");
+    대표자회의결과보고("단과대", "접속계정", "대표자회의결과보고"),
+
+    자료집아님("","","");
     private final String majorCategory;
     private final String middleCategory;
     private final String subCategory;
@@ -97,4 +99,12 @@ public static List<FileCategory> getFileCategoriesByCategories(String majorCateg
     private static boolean matchCategory(String categoryValue, String filterValue) {
         return filterValue == null || categoryValue.equals(filterValue);
     }
+
+    public static FileCategory fromString(String value) {
+        try {
+            return FileCategory.valueOf(value);
+        } catch (IllegalArgumentException e) {
+            throw new InvalidValueException(INVALID_FILE_CATEGORY);
+        }
+    }
 }
diff --git a/src/main/java/ussum/homepage/infra/jpa/post/entity/PostEntity.java b/src/main/java/ussum/homepage/infra/jpa/post/entity/PostEntity.java
index 87cfe4d..61b96c1 100644
--- a/src/main/java/ussum/homepage/infra/jpa/post/entity/PostEntity.java
+++ b/src/main/java/ussum/homepage/infra/jpa/post/entity/PostEntity.java
@@ -40,6 +40,9 @@ public class PostEntity extends BaseEntity {
     @JoinColumn(name = "board_id")
     private BoardEntity boardEntity;
 
+    public PostEntity(Long postId) {
+    }
+
     public static PostEntity from(Long id){
         return new PostEntity(id, null, null, null, null, null, null, null, null, null);
     }