diff --git a/beacon-chain/sync/initial-sync/round_robin.go b/beacon-chain/sync/initial-sync/round_robin.go
index 4a3028c51..bbd89aec8 100644
--- a/beacon-chain/sync/initial-sync/round_robin.go
+++ b/beacon-chain/sync/initial-sync/round_robin.go
@@ -110,7 +110,7 @@ func (s *Service) processFetchedData(
 
 	// Use Batch Block Verify to process and verify batches directly.
 	if err := s.processBatchedBlocks(ctx, genesis, data.blocks, s.chain.ReceiveBlockBatch); err != nil {
-		log.WithField("err", err.Error()).Warn("Batch is not processed")
+		log.WithError(err).Warn("Batch is not processed")
 	}
 }
 
@@ -125,20 +125,20 @@ func (s *Service) processFetchedDataRegSync(
 		if err := s.processBlock(ctx, genesis, blk, blockReceiver); err != nil {
 			switch {
 			case errors.Is(err, errBlockAlreadyProcessed):
-				log.WithField("err", err.Error()).Debug("Block is not processed")
+				log.WithError(err).Debug("Block is not processed")
 				invalidBlocks++
 			case errors.Is(err, errParentDoesNotExist):
-				log.WithField("err", err.Error()).Debug("Block is not processed")
+				log.WithError(err).Debug("Block is not processed")
 				invalidBlocks++
 			default:
-				log.WithField("err", err.Error()).Warn("Block is not processed")
+				log.WithError(err).Warn("Block is not processed")
 			}
 			continue
 		}
 	}
 	// Add more visible logging if all blocks cannot be processed.
 	if len(data.blocks) == invalidBlocks {
-		log.WithField("err", "Range had no valid blocks to process").Warn("Range is not processed")
+		log.WithField("error", "Range had no valid blocks to process").Warn("Range is not processed")
 	}
 }