diff --git a/BE/src/ranking/ranking.service.ts b/BE/src/ranking/ranking.service.ts
index b578287..b7559f8 100644
--- a/BE/src/ranking/ranking.service.ts
+++ b/BE/src/ranking/ranking.service.ts
@@ -104,7 +104,7 @@ export class RankingService {
     };
   }
 
-  @Cron('*/1 * * * 1-5')
+  @Cron('0 16 * * 1-5')
   async updateRanking() {
     const [profitRateRanking, assetRanking] = await Promise.all([
       this.calculateRanking(SortType.PROFIT_RATE),