diff --git a/src/utils/contract.util.ts b/src/utils/contract.util.ts
index dee330b..aa26682 100644
--- a/src/utils/contract.util.ts
+++ b/src/utils/contract.util.ts
@@ -195,6 +195,7 @@ export function* getPastEventsIter({
     yield new RedisClient().set(redisKey, from + '')
   }
   yield getPastEvents({ contract, event, fromBlock: from, toBlock: toBlockBN, options })
+  yield new RedisClient().set(redisKey, from + '')
 }
 
 export async function processEvents(web3, iterator, processedEvent) {