diff --git a/conf/db/upgrade/V5.5.12__schema.sql b/conf/db/upgrade/V5.5.12__schema.sql
index 58d0e6ee18..856bf001ab 100644
--- a/conf/db/upgrade/V5.5.12__schema.sql
+++ b/conf/db/upgrade/V5.5.12__schema.sql
@@ -89,3 +89,6 @@ CREATE TABLE IF NOT EXISTS `zstack`.`ResNotifyWebhookRefVO` (
     CONSTRAINT `fk_ResNotifyWebhookRefVO_ResNotifySubscriptionVO`
         FOREIGN KEY (`uuid`) REFERENCES `ResNotifySubscriptionVO`(`uuid`) ON DELETE CASCADE
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8;
+
+-- ZSTAC-68709: Add targetQueueKey for evaluation task queuing per service endpoint
+CALL ADD_COLUMN('ModelEvaluationTaskVO', 'targetQueueKey', 'TEXT', 1, NULL);