diff --git a/1745464624_table_exam_cert_log_add_answer_id.up.sql b/1745464624_table_exam_cert_log_add_answer_id.up.sql
new file mode 100644
index 0000000..db65a98
--- /dev/null
+++ b/1745464624_table_exam_cert_log_add_answer_id.up.sql
@@ -0,0 +1,2 @@
+ALTER TABLE `ufutx_exam_cert_log`
+ADD COLUMN `answer_id` int NOT NULL COMMENT "答题id" after `paper_id`
\ No newline at end of file