diff --git a/epmet-module/epmet-message/epmet-message-server/src/main/resources/db/migration/V0.3.20__alter_ic_message.sql b/epmet-module/epmet-message/epmet-message-server/src/main/resources/db/migration/V0.3.20__alter_ic_message.sql
new file mode 100644
index 0000000000..d962d2763e
--- /dev/null
+++ b/epmet-module/epmet-message/epmet-message-server/src/main/resources/db/migration/V0.3.20__alter_ic_message.sql
@@ -0,0 +1,2 @@
+ALTER TABLE epmet_message.`ic_message`
+MODIFY COLUMN `message_type`  varchar(32) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NULL DEFAULT NULL COMMENT '消息分类  \r\n党建活动：party_act  \r\n党建日程：party_schedule \r\n' AFTER `app`;