diff --git a/indexer/client.go b/indexer/client.go
index ccec612a..5e19ecd7 100644
--- a/indexer/client.go
+++ b/indexer/client.go
@@ -364,7 +364,7 @@ func (client *IndexerClient) ensureParentBlocks(currentBlock *CacheBlock) error
 			logger.WithField("client", client.clientName).Debugf("received known block %v:%v [0x%x] backfill", utils.EpochOfSlot(parentSlot), parentSlot, parentRoot)
 		}
 		client.ensureBlock(parentBlock, parentHead)
-		if int64(utils.EpochOfSlot(parentSlot)) <= client.lastFinalizedEpoch {
+		if int64(utils.EpochOfSlot(parentSlot)) <= client.indexerCache.finalizedEpoch {
 			logger.WithField("client", client.clientName).Debugf("backfill cache: reached finalized slot %v:%v [0x%x]", utils.EpochOfSlot(parentSlot), parentSlot, parentRoot)
 			break
 		}