diff --git a/db/bigtable_eth1.go b/db/bigtable_eth1.go
index fe2a437e92..3ceaa2c472 100644
--- a/db/bigtable_eth1.go
+++ b/db/bigtable_eth1.go
@@ -1357,7 +1357,7 @@ func (bigtable *Bigtable) TransformItx(blk *types.Eth1Block, cache *freecache.Ca
 
 		var revertSource string
 		for j, itx := range tx.GetItx() {
-			if j >= ITX_PER_TX_LIMIT {
+			if j > ITX_PER_TX_LIMIT {
 				return nil, nil, fmt.Errorf("unexpected number of internal transactions in block expected at most %d but got: %v, tx: %x", ITX_PER_TX_LIMIT, j, tx.GetHash())
 			}
 			jReversed := reversePaddedIndex(j, ITX_PER_TX_LIMIT)