diff --git a/backend/src/main/resources/db/migration/V41_modify_message_task_set.sql b/backend/src/main/resources/db/migration/V41_modify_message_task_set.sql
new file mode 100644
index 0000000000..eacbd008d2
--- /dev/null
+++ b/backend/src/main/resources/db/migration/V41_modify_message_task_set.sql
@@ -0,0 +1,2 @@
+alter table message_task
+    add create_time bigint(13) default '0' null;
\ No newline at end of file