diff --git a/src/pages/audit/auditPatch/hook/useAuditPatch.ts b/src/pages/audit/auditPatch/hook/useAuditPatch.ts
index cb45a250..6d8a2959 100644
--- a/src/pages/audit/auditPatch/hook/useAuditPatch.ts
+++ b/src/pages/audit/auditPatch/hook/useAuditPatch.ts
@@ -25,7 +25,7 @@ export function useAuditPatch() {
   const [thumbnailImage, setThumbnailImage] = useState<string>(imageList[0] ?? '');
 
   const [title, setTitle] = useState<string>(postDetail?.title ?? '');
-  const [category, setCategory] = useState<string>(postDetail?.categoryName ?? '');
+  const [category, setCategory] = useState<string>(postDetail?.category ?? '');
   const [content, setContent] = useState<string>(postDetail?.content ?? '');
   const [deletedFiles, setDeletedFiles] = useState<string[]>([]);
   const [newFiles, setNewFiles] = useState<File[]>([]);
diff --git a/src/pages/human-rights/edit/page.tsx b/src/pages/human-rights/edit/page.tsx
index a6991149..9b4059ea 100644
--- a/src/pages/human-rights/edit/page.tsx
+++ b/src/pages/human-rights/edit/page.tsx
@@ -490,7 +490,7 @@ export function HumanRightsEditPage() {
                 titleError ? 'h-5 translate-y-0 opacity-100' : 'h-0 -translate-y-2 opacity-0'
               )}
             >
-              이 값은 필수입니다.
+              {titleError && titleError.type === 'too_big' ? '제목은 50자 이내이여야 합니다.' : '이 값은 필수입니다.'}
             </p>
           </div>
           <Editor
diff --git a/src/pages/human-rights/schema.ts b/src/pages/human-rights/schema.ts
index efe84d20..a8df410e 100644
--- a/src/pages/human-rights/schema.ts
+++ b/src/pages/human-rights/schema.ts
@@ -140,7 +140,7 @@ export const HumanRightsPostSummarySchema = z.object({
 
 export const HumanRightsPostEditFormSchema = z.object({
   postId: z.number().optional(),
-  title: z.string().min(1),
+  title: z.string().min(1).max(50),
   category: HumanRightsCategorySchema,
   isNotice: z.literal(false),
   postFileList: z.array(z.number()),
diff --git a/src/pages/lost-article/patch/hook/useLostPatch.ts b/src/pages/lost-article/patch/hook/useLostPatch.ts
index eb19620d..450344d1 100644
--- a/src/pages/lost-article/patch/hook/useLostPatch.ts
+++ b/src/pages/lost-article/patch/hook/useLostPatch.ts
@@ -13,7 +13,7 @@ export function useLostPatch() {
   const postDetail = resp?.data.postDetailResDto;
 
   const [title, setTitle] = useState<string>(postDetail?.title ?? '');
-  const [category, setCategory] = useState<string>(postDetail?.categoryName ?? '');
+  const [category, setCategory] = useState<string>(postDetail?.category ?? '');
   const [content, setContent] = useState<string>(postDetail?.content ?? '');
   const imageList =
     postDetail?.fileResponseList?.filter((file) => file.fileType === 'images').map((file) => file.fileUrl) || [];
diff --git a/src/pages/partnership/partnershipPatch/hook/usePartnershipPatch.ts b/src/pages/partnership/partnershipPatch/hook/usePartnershipPatch.ts
index 845de5b6..c1b2871d 100644
--- a/src/pages/partnership/partnershipPatch/hook/usePartnershipPatch.ts
+++ b/src/pages/partnership/partnershipPatch/hook/usePartnershipPatch.ts
@@ -26,7 +26,7 @@ export function usePartnershipPatch() {
   const [thumbnailImage, setThumbnailImage] = useState<string>(imageList[0] ?? '');
 
   const [title, setTitle] = useState<string>(postDetail?.title ?? '');
-  const [category, setCategory] = useState<string>(postDetail?.categoryName ?? '');
+  const [category, setCategory] = useState<string>(postDetail?.category ?? '');
   const [content, setContent] = useState<string>(postDetail?.content ?? '');
   const [deletedFiles, setDeletedFiles] = useState<string[]>([]);
   const [newFiles, setNewFiles] = useState<File[]>([]);
diff --git a/src/pages/petition-notice/[id]/containers/PostPetitionDetailPostSection.tsx b/src/pages/petition-notice/[id]/containers/PostPetitionDetailPostSection.tsx
index b4f4b5e2..12e596bb 100644
--- a/src/pages/petition-notice/[id]/containers/PostPetitionDetailPostSection.tsx
+++ b/src/pages/petition-notice/[id]/containers/PostPetitionDetailPostSection.tsx
@@ -164,7 +164,7 @@ export function PostPetitionDetailPostSection() {
           <div className="mb-[25px] mt-[182px] px-[200px] xs:px-[35px] sm:px-[35px] md:px-[70px] lg:px-[70px]">
             <Breadcrumb items={breadcrumbItems} />
             <PostHead
-              title={`[${data?.data.postDetailResDto.categoryName}] ${data?.data.postDetailResDto.title}`}
+              title={`[${data?.data.postDetailResDto.category}] ${data?.data.postDetailResDto.title}`}
               writer={
                 data?.data.postDetailResDto.studentId === null
                   ? data.data.postDetailResDto.authorName
@@ -190,7 +190,7 @@ export function PostPetitionDetailPostSection() {
                 </div>
               </div>
               <div className="xs:hidden sm:hidden md:hidden">
-                <StateTag current={data?.data.postDetailResDto.categoryName || null} />
+                <StateTag current={data?.data.postDetailResDto.category || null} />
               </div>
             </div>
             <div className="mt-[60px] flex-col">
diff --git a/src/pages/petition-notice/edit/containers/PetitionNoticeEditorSection.tsx b/src/pages/petition-notice/edit/containers/PetitionNoticeEditorSection.tsx
index 16ec5757..f71a9da6 100644
--- a/src/pages/petition-notice/edit/containers/PetitionNoticeEditorSection.tsx
+++ b/src/pages/petition-notice/edit/containers/PetitionNoticeEditorSection.tsx
@@ -14,7 +14,7 @@ import { usePostBoardPosts } from '@/hooks/api/post/usePostBoardPosts';
 import { GUIDE_LINE } from '../components/GuideLine';
 import { useDelBoardFiles } from '@/hooks/api/del/useDelBoardFiles';
 import { HookMap } from '@toast-ui/editor';
-
+import { GetBoardDetailResponse } from '@/types/apis/get';
 
 export function PetitionNoticeEditorSection() {
   const titleRef = useRef<HTMLInputElement>(null);
@@ -28,19 +28,19 @@ export function PetitionNoticeEditorSection() {
   const navigate = useNavigate();
 
   const oldContent = localStorage.getItem('oldContent')!;
-  const parsedContent = JSON.parse(oldContent);
+  const parsedContent = JSON.parse(oldContent) as GetBoardDetailResponse['data'];
 
   useEffect(() => {
     if (parsedContent) {
       const postDetailResDto = parsedContent.postDetailResDto;
       setInitialTitle(postDetailResDto.title);
       setInitialContent(JSON.parse(postDetailResDto.content));
-      setInitialCategoryName(postDetailResDto.categoryName);
+      setInitialCategoryName(postDetailResDto.category);
       setIsEditing(true);
     }
 
     setLoading(false);
-  }, []);
+  }, [parsedContent]);
 
   const handleTitleChange = (e: React.ChangeEvent<HTMLInputElement>) => {
     if (e.target.value.length <= 50) {
diff --git a/src/types/apis/get/index.tsx b/src/types/apis/get/index.tsx
index be942f46..71bb6a12 100644
--- a/src/types/apis/get/index.tsx
+++ b/src/types/apis/get/index.tsx
@@ -39,7 +39,7 @@ export interface FileResponse {
 
 export interface PostDetailResDto {
   postId: number;
-  categoryName: string;
+  category: string;
   authorName: string;
   allowedAuthorities: string[];
   title: string;