diff --git a/db.sql b/db.sql
index c37356e..402481d 100644
--- a/db.sql
+++ b/db.sql
@@ -663,6 +663,7 @@ CREATE TABLE `t_issue_template` (
   `NotifyMethod` VARCHAR(64) NOT NULL COMMENT '通知方式，逗号分隔',
   `Status` TINYINT NOT NULL DEFAULT 1 COMMENT '0-禁用 1-启用',
   `IsDeleted` TINYINT NOT NULL DEFAULT 0 COMMENT '软删除：0-否，1-是',
+  `ConcurrencyStamp` CHAR(36) NOT NULL DEFAULT (UUID()) COMMENT '并发戳',
   `CreateUserId` INT NOT NULL DEFAULT 0 COMMENT '创建人',
   `CreateTime` DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
   `UpdateUserId` INT NULL COMMENT '更新人',
diff --git a/sql/migrate_t_issue_template.sql b/sql/migrate_t_issue_template.sql
index f88142d..bd47f4a 100644
--- a/sql/migrate_t_issue_template.sql
+++ b/sql/migrate_t_issue_template.sql
@@ -8,6 +8,7 @@ CREATE TABLE IF NOT EXISTS `t_issue_template` (
   `NotifyMethod` VARCHAR(64) NOT NULL COMMENT '通知方式，逗号分隔',
   `Status` TINYINT NOT NULL DEFAULT 1 COMMENT '0-禁用 1-启用',
   `IsDeleted` TINYINT NOT NULL DEFAULT 0,
+  `ConcurrencyStamp` CHAR(36) NOT NULL DEFAULT (UUID()) COMMENT '并发戳',
   `CreateUserId` INT NOT NULL,
   `CreateTime` DATETIME NOT NULL,
   `UpdateUserId` INT NULL,
diff --git a/sql/migrate_t_issue_template_concurrency.sql b/sql/migrate_t_issue_template_concurrency.sql
new file mode 100644
index 0000000..faf631d
--- /dev/null
+++ b/sql/migrate_t_issue_template_concurrency.sql
@@ -0,0 +1,8 @@
+-- 已执行旧版 migrate_t_issue_template.sql 的库补 ConcurrencyStamp（与 AggregateRoot 实体对齐）
+-- 勿在 ALTER 中使用 DEFAULT(UUID())，复制环境会报 Error 1674
+ALTER TABLE `t_issue_template`
+  ADD COLUMN `ConcurrencyStamp` CHAR(36) NOT NULL DEFAULT '' COMMENT '并发戳' AFTER `IsDeleted`;
+
+UPDATE `t_issue_template`
+  SET `ConcurrencyStamp` = UUID()
+  WHERE `ConcurrencyStamp` = '';