diff --git a/src/main/java/org/cmh/backend/NewsManagement/controller/NewsController.java b/src/main/java/org/cmh/backend/NewsManagement/controller/NewsController.java
index aa48f13..cec332d 100644
--- a/src/main/java/org/cmh/backend/NewsManagement/controller/NewsController.java
+++ b/src/main/java/org/cmh/backend/NewsManagement/controller/NewsController.java
@@ -38,11 +38,18 @@ public class NewsController {
         return new ResponseEntity<>(new MessageResponse("创建成功"), HttpStatus.OK);
     }
 
-//    @PutMapping("/{id}")
-//    public ResponseEntity<String> updateNews(@PathVariable Long id, @RequestBody NewsRequest request) {
-//        // TODO: 实现修改资讯的逻辑
-//        return new ResponseEntity<>("修改成功", HttpStatus.OK);
-//    }
+    @PutMapping("/{id}")
+    @JwtVerify
+    public ResponseEntity<MessageResponse> updateNews(@RequestBody NewsRequest request, @PathVariable Long id) {
+        try {
+            newsService.updateNews(id, request);
+        } catch (DataIntegrityViolationException e) {
+            return new ResponseEntity<>(new MessageResponse("修改失败，新标题已存在或缺少字段"), HttpStatus.BAD_REQUEST);
+        } catch (Exception e) {
+            return new ResponseEntity<>(new MessageResponse("创建失败:" + e.getMessage()), HttpStatus.BAD_REQUEST);
+        }
+        return new ResponseEntity<>(new MessageResponse("修改成功"), HttpStatus.OK);
+    }
 //
 //    @DeleteMapping("/{id}")
 //    public ResponseEntity<String> deleteNews(@PathVariable Long id) {
diff --git a/src/main/java/org/cmh/backend/NewsManagement/service/NewsService.java b/src/main/java/org/cmh/backend/NewsManagement/service/NewsService.java
index 8606776..759ded8 100644
--- a/src/main/java/org/cmh/backend/NewsManagement/service/NewsService.java
+++ b/src/main/java/org/cmh/backend/NewsManagement/service/NewsService.java
@@ -37,4 +37,16 @@ public class NewsService {
         news.setImagePath(request.getImagePath());
         newsRepository.save(news);
     }
+
+    public void updateNews(Long id, NewsRequest request) {
+        News news = newsRepository.findById(id).orElse(null);
+        if (news != null) {
+            news.setTitle(request.getTitle());
+            news.setSummary(request.getSummary());
+            news.setContent(request.getContent());
+            news.setAuthor(request.getAuthor());
+            news.setImagePath(request.getImagePath());
+            newsRepository.save(news);
+        }
+    }
 }