diff --git a/script/sql/update/20250514.sql b/script/sql/update/20250514.sql
index 61ec6d3d..65076469 100644
--- a/script/sql/update/20250514.sql
+++ b/script/sql/update/20250514.sql
@@ -1,4 +1,4 @@
-LTER TABLE `knowledge_info`
+ALTER TABLE `knowledge_info`
 ADD COLUMN `system_prompt` varchar(255) NULL COMMENT '系统提示词' AFTER `vector_model`;
 
 ALTER TABLE `knowledge_info`