diff --git a/indexer/services/roundtable/src/tasks/aggregate-trading-rewards.ts b/indexer/services/roundtable/src/tasks/aggregate-trading-rewards.ts
index 8d0d408c59..0467375ef2 100644
--- a/indexer/services/roundtable/src/tasks/aggregate-trading-rewards.ts
+++ b/indexer/services/roundtable/src/tasks/aggregate-trading-rewards.ts
@@ -469,7 +469,7 @@ export class AggregateTradingReward {
       case TradingRewardAggregationPeriod.WEEKLY:
         return DateTimeUnit.WEEK;
       case TradingRewardAggregationPeriod.MONTHLY:
-        return DateTimeUnit.WEEK;
+        return DateTimeUnit.MONTH;
       default:
         throw new Error(`Invalid period ${this.period}`);
     }