diff --git a/silkworm/node/db/access_layer.cpp b/silkworm/node/db/access_layer.cpp
index 935eda15dd..8640be07aa 100644
--- a/silkworm/node/db/access_layer.cpp
+++ b/silkworm/node/db/access_layer.cpp
@@ -1264,7 +1264,7 @@ bool DataModel::is_body_in_snapshot(BlockNum height) {
 }
 
 bool DataModel::read_transactions_from_snapshot(BlockNum height, uint64_t base_txn_id, uint64_t txn_count,
-                                                bool read_senders, std::vector<Transaction> txs) {
+                                                bool read_senders, std::vector<Transaction>& txs) {
     txs.reserve(txn_count);
     if (txn_count == 0) {
         return true;
diff --git a/silkworm/node/db/access_layer.hpp b/silkworm/node/db/access_layer.hpp
index 073f111903..24d502bbf4 100644
--- a/silkworm/node/db/access_layer.hpp
+++ b/silkworm/node/db/access_layer.hpp
@@ -327,7 +327,7 @@ class DataModel {
     static bool is_body_in_snapshot(BlockNum height);
     static bool read_rlp_transactions_from_snapshot(BlockNum height, std::vector<Bytes>& rlp_txs);
     static bool read_transactions_from_snapshot(BlockNum height, uint64_t base_txn_id, uint64_t txn_count,
-                                                bool read_senders, std::vector<Transaction> txs);
+                                                bool read_senders, std::vector<Transaction>& txs);
 
     static inline snapshot::SnapshotRepository* repository_{nullptr};