diff --git a/src/controllers/SalaryPeriodController.ts b/src/controllers/SalaryPeriodController.ts
index 7c16e5f..7cc0be5 100644
--- a/src/controllers/SalaryPeriodController.ts
+++ b/src/controllers/SalaryPeriodController.ts
@@ -101,12 +101,13 @@ export class SalaryPeriodController extends Controller {
     const chk_period = await this.salaryPeriodRepository.findOne({
       where: { 
         period: requestBody.period,
+        id: Not(id),
         effectiveDate: Between(startOfYear, endOfYear) 
       },
     });
 
     if (chk_period) {
-      throw new HttpError(HttpStatusCode.NOT_FOUND, "ประเภทผังปี "+ requestBody.effectiveDate.getFullYear() +" ซ้ำ");
+      throw new HttpError(HttpStatusCode.NOT_FOUND, "ประเภทผังปี "+ (requestBody.effectiveDate.getFullYear()+543) +" ซ้ำ");
     }
 
     chk_SalaryPeriod.period = requestBody.period.toUpperCase();