diff --git a/op-batcher/batcher/driver.go b/op-batcher/batcher/driver.go
index fd56a1cebc6b..b9b57cb654d9 100644
--- a/op-batcher/batcher/driver.go
+++ b/op-batcher/batcher/driver.go
@@ -286,7 +286,7 @@ func (l *BatchSubmitter) calculateL2BlockRangeToStore(ctx context.Context) (eth.
 
 	// Check if we should even attempt to load any blocks. TODO: May not need this check
 	if syncStatus.SafeL2.Number >= syncStatus.UnsafeL2.Number {
-		return eth.BlockID{}, eth.BlockID{}, errors.New("L2 safe head ahead of L2 unsafe head")
+		return eth.BlockID{}, eth.BlockID{}, fmt.Errorf("L2 safe head(%d) ahead of L2 unsafe head(%d)", syncStatus.SafeL2.Number, syncStatus.UnsafeL2.Number)
 	}
 
 	return l.lastStoredBlock, syncStatus.UnsafeL2.ID(), nil