diff --git a/src/net_processing.cpp b/src/net_processing.cpp
index ea0b747d09b..cf367aac67d 100644
--- a/src/net_processing.cpp
+++ b/src/net_processing.cpp
@@ -856,7 +856,7 @@ private:
     std::shared_ptr<const CBlock> m_most_recent_block GUARDED_BY(m_most_recent_block_mutex);
     std::shared_ptr<const CBlockHeaderAndShortTxIDs> m_most_recent_compact_block GUARDED_BY(m_most_recent_block_mutex);
     uint256 m_most_recent_block_hash GUARDED_BY(m_most_recent_block_mutex);
-    std::unique_ptr<const std::map<uint256, CTransactionRef>> m_most_recent_block_txs GUARDED_BY(m_most_recent_block_mutex);
+    std::unique_ptr<const std::map<GenTxidVariant, CTransactionRef>> m_most_recent_block_txs GUARDED_BY(m_most_recent_block_mutex);
 
     // Data about the low-work headers synchronization, aggregated from all peers' HeadersSyncStates.
     /** Mutex guarding the other m_headers_presync_* variables. */
@@ -2027,7 +2027,7 @@ void PeerManagerImpl::NewPoWValidBlock(const CBlockIndex *pindex, const std::sha
         std::async(std::launch::deferred, [&] { return NetMsg::Make(NetMsgType::CMPCTBLOCK, *pcmpctblock); })};
 
     {
-        auto most_recent_block_txs = std::make_unique<std::map<uint256, CTransactionRef>>();
+        auto most_recent_block_txs = std::make_unique<std::map<GenTxidVariant, CTransactionRef>>();
         for (const auto& tx : pblock->vtx) {
             most_recent_block_txs->emplace(tx->GetHash(), tx);
             most_recent_block_txs->emplace(tx->GetWitnessHash(), tx);
@@ -2393,7 +2393,7 @@ void PeerManagerImpl::ProcessGetBlockData(CNode& pfrom, Peer& peer, const CInv&
 
 CTransactionRef PeerManagerImpl::FindTxForGetData(const Peer::TxRelay& tx_relay, const CInv& inv)
 {
-    auto gtxid{ToGenTxid(inv).ToVariant()};
+    auto gtxid{ToGenTxid(inv)};
     // If a tx was in the mempool prior to the last INV for this peer, permit the request.
     auto txinfo{std::visit(
         [&](const auto& id) EXCLUSIVE_LOCKS_REQUIRED(NetEventsInterface::g_msgproc_mutex) {
@@ -2408,7 +2408,7 @@ CTransactionRef PeerManagerImpl::FindTxForGetData(const Peer::TxRelay& tx_relay,
     {
         LOCK(m_most_recent_block_mutex);
         if (m_most_recent_block_txs != nullptr) {
-            auto it = m_most_recent_block_txs->find(gtxid.ToUint256());
+            auto it = m_most_recent_block_txs->find(gtxid);
             if (it != m_most_recent_block_txs->end()) return it->second;
         }
     }
@@ -4011,11 +4011,11 @@ void PeerManagerImpl::ProcessMessage(CNode& pfrom, const std::string& msg_type,
                     pfrom.fDisconnect = true;
                     return;
                 }
-                const GenTxid gtxid = ToGenTxid(inv);
+                const GenTxidVariant gtxid = ToGenTxid(inv);
                 AddKnownTx(*peer, inv.hash);
 
                 if (!m_chainman.IsInitialBlockDownload()) {
-                    const bool fAlreadyHave{m_txdownloadman.AddTxAnnouncement(pfrom.GetId(), gtxid.ToVariant(), current_time)};
+                    const bool fAlreadyHave{m_txdownloadman.AddTxAnnouncement(pfrom.GetId(), gtxid, current_time)};
                     LogDebug(BCLog::NET, "got inv: %s  %s peer=%d\n", inv.ToString(), fAlreadyHave ? "have" : "new", pfrom.GetId());
                 }
             } else {
@@ -4946,7 +4946,7 @@ void PeerManagerImpl::ProcessMessage(CNode& pfrom, const std::string& msg_type,
         if (vInv.size() <= node::MAX_PEER_TX_ANNOUNCEMENTS + MAX_BLOCKS_IN_TRANSIT_PER_PEER) {
             for (CInv &inv : vInv) {
                 if (inv.IsGenTxMsg()) {
-                    tx_invs.emplace_back(ToGenTxid(inv).ToVariant());
+                    tx_invs.emplace_back(ToGenTxid(inv));
                 }
             }
         }
@@ -5772,7 +5772,7 @@ bool PeerManagerImpl::SendMessages(CNode* pto)
                                 txinfo.tx->GetWitnessHash().ToUint256() :
                                 txinfo.tx->GetHash().ToUint256(),
                         };
-                        tx_relay->m_tx_inventory_to_send.erase(ToGenTxid(inv).ToVariant());
+                        tx_relay->m_tx_inventory_to_send.erase(ToGenTxid(inv));
 
                         // Don't send transactions that peers will not put into their mempool
                         if (txinfo.fee < filterrate.GetFee(txinfo.vsize)) {
diff --git a/src/protocol.cpp b/src/protocol.cpp
index bdf0a669863..a8ad50ab728 100644
--- a/src/protocol.cpp
+++ b/src/protocol.cpp
@@ -118,8 +118,8 @@ std::vector<std::string> serviceFlagsToStr(uint64_t flags)
     return str_flags;
 }
 
-GenTxid ToGenTxid(const CInv& inv)
+GenTxidVariant ToGenTxid(const CInv& inv)
 {
     assert(inv.IsGenTxMsg());
-    return inv.IsMsgWtx() ? GenTxid::Wtxid(inv.hash) : GenTxid::Txid(inv.hash);
+    return inv.IsMsgWtx() ? GenTxidVariant{Wtxid::FromUint256(inv.hash)} : GenTxidVariant{Txid::FromUint256(inv.hash)};
 }
diff --git a/src/protocol.h b/src/protocol.h
index 804597b86d8..35b2722afb9 100644
--- a/src/protocol.h
+++ b/src/protocol.h
@@ -526,6 +526,6 @@ public:
 };
 
 /** Convert a TX/WITNESS_TX/WTX CInv to a GenTxid. */
-GenTxid ToGenTxid(const CInv& inv);
+GenTxidVariant ToGenTxid(const CInv& inv);
 
 #endif // BITCOIN_PROTOCOL_H