diff --git a/src/lib/helper.ts b/src/lib/helper.ts
index e3bfda65..002be5a3 100644
--- a/src/lib/helper.ts
+++ b/src/lib/helper.ts
@@ -19,7 +19,7 @@ export const cn = (...inputs: ClassValue[]) => {
 
 export const formatNumber = (
   value: number | bigint | Intl.StringNumericLiteral,
-  locale = 'en-US',
+  locale = 'id-ID',
   minimumFractionDigits = 0,
   maximumFractionDigits = 2
 ) => {
@@ -29,7 +29,6 @@ export const formatNumber = (
   }).format(value);
 };
 
-
 export const formatCurrency = (
   value: number | bigint | Intl.StringNumericLiteral,
   currency = 'USD',