diff --git a/src/main/java/cn/teammodel/repository/ChatAppRepository.java b/src/main/java/cn/teammodel/repository/ChatAppRepository.java
index 3f73df4..8c06ab8 100644
--- a/src/main/java/cn/teammodel/repository/ChatAppRepository.java
+++ b/src/main/java/cn/teammodel/repository/ChatAppRepository.java
@@ -13,7 +13,7 @@ import java.util.List;
  */
 @Repository
 public interface ChatAppRepository extends CosmosRepository<ChatApp, String> {
-    @Query("SELECT * FROM c WHERE c.code = 'ChatApp' AND (c.schoolId = @schoolId OR c.schoolId = 'public'))")
+    @Query("SELECT * FROM c WHERE c.code = 'ChatApp' AND (c.schoolId = @schoolId OR c.schoolId = 'public')")
     List<ChatApp> findAllByCodeAndSchoolId(String schoolId);
 
     @Query("SELECT c.id, c.schoolId, c.prompt FROM c WHERE c.code = 'ChatApp' AND c.id = @id")