diff --git a/src/controllers/05-quotation-controller.ts b/src/controllers/05-quotation-controller.ts
index b7bf25c..822177d 100644
--- a/src/controllers/05-quotation-controller.ts
+++ b/src/controllers/05-quotation-controller.ts
@@ -502,8 +502,14 @@ export class QuotationController extends Controller {
       product: body.productServiceList
         ?.map((v) => v.productId)
         .filter((v, i, a) => a.findIndex((c) => c === v) === i),
-      work: body.productServiceList?.map((v) => v.workId || []).flat(),
-      service: body.productServiceList?.map((v) => v.serviceId || []).flat(),
+      work: body.productServiceList
+        ?.map((v) => v.workId || [])
+        .filter((v, i, a) => a.findIndex((c) => c === v) === i)
+        .flat(),
+      service: body.productServiceList
+        ?.map((v) => v.serviceId || [])
+        .filter((v, i, a) => a.findIndex((c) => c === v) === i)
+        .flat(),
     };
 
     const [customerBranch, employee, product, work, service] = await prisma.$transaction(