diff --git a/app/(application)/notification.tsx b/app/(application)/notification.tsx
index 6346a4b..d8e2fa3 100644
--- a/app/(application)/notification.tsx
+++ b/app/(application)/notification.tsx
@@ -84,7 +84,7 @@ export default function Notification() {
       }
       const parseDate = (str: string) => {
          const [d, m, y] = str.split(' ')
-         return new Date(Number(y), BULAN[m] ?? 0, Number(d)).getTime()
+         return new Date(Number(y), BULAN[m?.toUpperCase()] ?? 0, Number(d)).getTime()
       }
 
       const groups: Record<string, Props[]> = {}