diff --git a/src/stores/customer/types.ts b/src/stores/customer/types.ts
index 8d64bc6a..53df39d6 100644
--- a/src/stores/customer/types.ts
+++ b/src/stores/customer/types.ts
@@ -15,6 +15,7 @@ export type Customer = {
   createdAt: string;
   updateBy: string | null;
   updatedAt: string;
+  taxNo: string;
 };
 
 export type CustomerBranch = {
@@ -100,6 +101,7 @@ export type CustomerUpdate = {
   customerName?: string;
   customerNameEN?: string;
   customerBranch?: CustomerBranchCreate[];
+  taxNo?: string | null;
   image?: File;
 };