diff --git a/src/controllers/05-quotation-controller.ts b/src/controllers/05-quotation-controller.ts
index 63a0b17..4e6dc05 100644
--- a/src/controllers/05-quotation-controller.ts
+++ b/src/controllers/05-quotation-controller.ts
@@ -84,6 +84,8 @@ type QuotationCreate = {
     installmentNo?: number;
     workerIndex?: number[];
   }[];
+
+  sellerId?: string;
 };
 
 type QuotationUpdate = {
@@ -142,6 +144,8 @@ type QuotationUpdate = {
     installmentNo?: number;
     workerIndex?: number[];
   }[];
+
+  sellerId?: string;
 };
 
 const VAT_DEFAULT = config.vat;
@@ -211,6 +215,7 @@ export class QuotationController extends Controller {
     @Query() query = "",
     @Query() startDate?: Date,
     @Query() endDate?: Date,
+    @Query() sellerId?: string,
   ) {
     const where = {
       OR: queryOrNot<Prisma.QuotationWhereInput[]>(query, [
@@ -259,6 +264,7 @@ export class QuotationController extends Controller {
           }
         : undefined,
       ...whereDateQuery(startDate, endDate),
+      sellerId: sellerId ? sellerId : null,
     } satisfies Prisma.QuotationWhereInput;
 
     const [result, total] = await prisma.$transaction([