diff --git a/conf/db/upgrade/V5.5.12__schema.sql b/conf/db/upgrade/V5.5.12__schema.sql
index 33709a74ab..8d29c9f95e 100644
--- a/conf/db/upgrade/V5.5.12__schema.sql
+++ b/conf/db/upgrade/V5.5.12__schema.sql
@@ -121,4 +121,7 @@ ALTER TABLE `zstack`.`BareMetal2InstanceVO`
     ADD CONSTRAINT `fkBareMetal2InstanceVOGatewayVO1`
         FOREIGN KEY (`lastGatewayUuid`)
         REFERENCES `HostEO` (`uuid`)
-        ON DELETE SET NULL;
\ No newline at end of file
+        ON DELETE SET NULL;
+
+-- ZSTAC-68709: Add targetQueueKey for evaluation task queuing per service endpoint
+CALL ADD_COLUMN('ModelEvaluationTaskVO', 'targetQueueKey', 'TEXT', 1, NULL);