diff --git a/src/controllers/customer-controller.ts b/src/controllers/customer-controller.ts
index bb459c7..c421f95 100644
--- a/src/controllers/customer-controller.ts
+++ b/src/controllers/customer-controller.ts
@@ -69,7 +69,7 @@ export type CustomerCreate = {
 
 export type CustomerUpdate = {
   status?: "ACTIVE" | "INACTIVE";
-  personName: string;
+  personName?: string;
   personNameEN?: string;
   customerType?: CustomerType;
   customerName?: string;