diff --git a/src/main/resources/database/changelog/v3.0.2.sql b/src/main/resources/database/changelog/v3.0.2.sql
new file mode 100644
index 0000000..a67e565
--- /dev/null
+++ b/src/main/resources/database/changelog/v3.0.2.sql
@@ -0,0 +1,5 @@
+--liquibase formatted sql
+--changeset LuckyPuppy514:1
+--comment: 更新净标题正则表达式
+UPDATE system_config SET value='(\||@|"|!|\?|`|_|:|\s|\[|\]|\-|\.|''|，|、|。|！|？|（|）|—|♀|20\d{2})' WHERE id=16;
+--rollback DELETE FROM system_config WHERE id=16;
\ No newline at end of file