diff --git a/deploys/item-naehwasil-update-20260212.sql b/deploys/item-naehwasil-update-20260212.sql
index c922a3c..a3c6f2c 100644
--- a/deploys/item-naehwasil-update-20260212.sql
+++ b/deploys/item-naehwasil-update-20260212.sql
@@ -41,6 +41,33 @@ SELECT id, code, name, unit, attributes, options
 FROM items
 WHERE tenant_id = @TARGET_TENANT_ID AND code = '내화실-WY-MA12';
 
+-- ============================================================
+-- 슬랫 조인트바 options 업데이트 (잔재 활용 생산품)
+-- ============================================================
+
+-- 변경 전 확인
+SELECT id, code, name, options
+FROM items
+WHERE tenant_id = @TARGET_TENANT_ID AND code = 'EST-RAW-슬랫-조인트바';
+
+-- 업데이트
+UPDATE items
+SET
+    options = JSON_OBJECT(
+        'lot_managed', TRUE,
+        'consumption_method', 'auto',
+        'production_source', 'self_produced',
+        'input_tracking', FALSE
+    ),
+    updated_at = NOW()
+WHERE tenant_id = @TARGET_TENANT_ID
+  AND code = 'EST-RAW-슬랫-조인트바';
+
+-- 변경 후 확인
+SELECT id, code, name, options
+FROM items
+WHERE tenant_id = @TARGET_TENANT_ID AND code = 'EST-RAW-슬랫-조인트바';
+
 -- 확인 후 COMMIT 또는 ROLLBACK
 -- COMMIT;
 -- ROLLBACK;
\ No newline at end of file