diff --git a/backend/sql/postgresql/init_test_data.sql b/backend/sql/postgresql/init_test_data.sql
index 55f84d74..6d286b7c 100644
--- a/backend/sql/postgresql/init_test_data.sql
+++ b/backend/sql/postgresql/init_test_data.sql
@@ -35,3 +35,11 @@ values  (1, 'af4c804f-3966-4949-ace2-3bb7416ea926', 'admin', '用户88888', '$2b
 
 insert into sys_user_role (id, user_id, role_id)
 values  (1, 1, 1);
+
+-- Reset auto-increment values for each table based on max id
+SELECT setval(pg_get_serial_sequence('sys_dept', 'id'),COALESCE(MAX(id), 0) + 1, true) FROM sys_dept;
+SELECT setval(pg_get_serial_sequence('sys_menu', 'id'),COALESCE(MAX(id), 0) + 1, true) FROM sys_menu;
+SELECT setval(pg_get_serial_sequence('sys_role', 'id'),COALESCE(MAX(id), 0) + 1, true) FROM sys_role;
+SELECT setval(pg_get_serial_sequence('sys_role_menu', 'id'),COALESCE(MAX(id), 0) + 1, true) FROM sys_role_menu;
+SELECT setval(pg_get_serial_sequence('sys_user', 'id'),COALESCE(MAX(id), 0) + 1, true) FROM sys_user;
+SELECT setval(pg_get_serial_sequence('sys_user_role', 'id'),COALESCE(MAX(id), 0) + 1, true) FROM sys_user_role;