diff --git a/db/prod/2024-3-18-变更.sql b/db/prod/2024-3-18-变更.sql
index aa66efc2..369694fc 100644
--- a/db/prod/2024-3-18-变更.sql
+++ b/db/prod/2024-3-18-变更.sql
@@ -223,4 +223,8 @@ ALTER TABLE `laws_data_center_folder`
 
 -- 2024-09-03 问答库回答增加附件字段
 ALTER TABLE `laws_answer_library`
-    ADD COLUMN `attach` varchar(2000) NULL COMMENT '附件' AFTER `user_id`;
\ No newline at end of file
+    ADD COLUMN `attach` varchar(2000) NULL COMMENT '附件' AFTER `user_id`;
+
+-- 2024-09-03 问答库回答加长字段
+ALTER TABLE `laws_answer_library`
+    MODIFY COLUMN `answer_description` longtext NULL COMMENT '答案描述' AFTER `problem_id`;
\ No newline at end of file