diff --git a/src/controllers/employee-controller.ts b/src/controllers/employee-controller.ts
index 24408ae..69ec871 100644
--- a/src/controllers/employee-controller.ts
+++ b/src/controllers/employee-controller.ts
@@ -304,19 +304,19 @@ export class EmployeeController extends Controller {
         include: { customer: true },
       }),
     ]);
-    if (body.provinceId && !province)
+    if (body.provinceId !== province?.id)
       throw new HttpError(
         HttpStatus.BAD_REQUEST,
         "Province cannot be found.",
         "missing_or_invalid_parameter",
       );
-    if (body.districtId && !district)
+    if (body.districtId !== district?.id)
       throw new HttpError(
         HttpStatus.BAD_REQUEST,
         "District cannot be found.",
         "missing_or_invalid_parameter",
       );
-    if (body.subDistrictId && !subDistrict)
+    if (body.subDistrictId !== subDistrict?.id)
       throw new HttpError(
         HttpStatus.BAD_REQUEST,
         "Sub-district cannot be found.",
@@ -395,7 +395,11 @@ export class EmployeeController extends Controller {
             },
             employeeCheckup: {
               createMany: {
-                data: employeeCheckup || [],
+                data:
+                  employeeCheckup?.map((v) => ({
+                    ...v,
+                    provinceId: !!v.provinceId ? null : v.provinceId,
+                  })) || [],
               },
             },
             employeeOtherInfo: {