diff --git a/src/main/java/com/codesdream/ase/repository/student/NotificationRepository.java b/src/main/java/com/codesdream/ase/repository/student/NotificationRepository.java
index e0851fd..629d181 100644
--- a/src/main/java/com/codesdream/ase/repository/student/NotificationRepository.java
+++ b/src/main/java/com/codesdream/ase/repository/student/NotificationRepository.java
@@ -11,7 +11,5 @@ import java.util.Optional;
 public interface NotificationRepository extends JpaRepository<Notification, Integer> {
     Optional<Notification> findByTitle(String title);
 
-    List<Notification> findAllByOrOrderByAnnouncementDateDesc();
-
-    List<Notification> findAllByOrOrderByCreationDateDesc();
+    List<Notification> findAllByOrderByAnnouncementDateDesc();
 }
diff --git a/src/main/java/com/codesdream/ase/service/StaticsService.java b/src/main/java/com/codesdream/ase/service/StaticsService.java
index f41fade..d36d56c 100644
--- a/src/main/java/com/codesdream/ase/service/StaticsService.java
+++ b/src/main/java/com/codesdream/ase/service/StaticsService.java
@@ -115,7 +115,7 @@ public class StaticsService {
      * @return 公告列表
      */
     public List<Notification> displayNotification(){
-        return notificationRepository.findAllByOrOrderByAnnouncementDateDesc();
+        return notificationRepository.findAllByOrderByAnnouncementDateDesc();
     }
 
     /**