diff --git a/1732936908_table_chat_linkman_add_last_msg_id.up.sql b/1732936908_table_chat_linkman_add_last_msg_id.up.sql
new file mode 100644
index 0000000..0355902
--- /dev/null
+++ b/1732936908_table_chat_linkman_add_last_msg_id.up.sql
@@ -0,0 +1,2 @@
+ALTER TABLE `ufutx_chat_linkman` 
+ADD COLUMN `last_msg_id` bigint(20) UNSIGNED NOT NULL comment "最后消息id" after `other_user_id`
\ No newline at end of file