diff --git a/backend-node/src/controllers/popProductionController.ts b/backend-node/src/controllers/popProductionController.ts
index b26490d5..7cb73740 100644
--- a/backend-node/src/controllers/popProductionController.ts
+++ b/backend-node/src/controllers/popProductionController.ts
@@ -1858,13 +1858,24 @@ export const acceptProcess = async (req: AuthenticatedRequest, res: Response) =>
       client, masterId, splitId, row.routing_detail_id, companyCode, userId
     );
 
-    // 마스터 행의 input_qty를 분할 합계로 갱신
-    const newTotalInput = currentTotalInput + qty;
-    await client.query(
-      `UPDATE work_order_process SET input_qty = $3, updated_date = NOW()
-       WHERE id = $1 AND company_code = $2`,
-      [masterId, companyCode, String(newTotalInput)]
-    );
+    // 마스터 행의 input_qty를 분할 합계로 갱신 (리워크 접수 시에는 마스터 input_qty 변경 안 함)
+    if (!isRework) {
+      const newTotalInput = currentTotalInput + qty;
+      await client.query(
+        `UPDATE work_order_process SET input_qty = $3, updated_date = NOW()
+         WHERE id = $1 AND company_code = $2`,
+        [masterId, companyCode, String(newTotalInput)]
+      );
+    }
+
+    // 리워크 카드: 전량 접수 시 status를 in_progress로 변경 (추가 접수 방지)
+    if (isRework && qty >= reworkInputQty) {
+      await client.query(
+        `UPDATE work_order_process SET status = 'in_progress', updated_date = NOW()
+         WHERE id = $1 AND company_code = $2`,
+        [work_order_process_id, companyCode]
+      );
+    }
 
     await client.query("COMMIT");