diff --git a/src/rpc/mempool.cpp b/src/rpc/mempool.cpp
index f6d9d42f0f438..04d2e68939853 100644
--- a/src/rpc/mempool.cpp
+++ b/src/rpc/mempool.cpp
@@ -353,17 +353,15 @@ UniValue MempoolToJSON(const CTxMemPool& pool, bool verbose, bool include_mempoo
         }
         return o;
     } else {
+        UniValue a(UniValue::VARR);
         uint64_t mempool_sequence;
-        std::vector<uint256> vtxid;
         {
             LOCK(pool.cs);
-            pool.queryHashes(vtxid);
+            for (const CTxMemPoolEntry& e : pool.entryAll()) {
+                a.push_back(e.GetTx().GetHash().ToString());
+            }
             mempool_sequence = pool.GetSequence();
         }
-        UniValue a(UniValue::VARR);
-        for (const uint256& hash : vtxid)
-            a.push_back(hash.ToString());
-
         if (!include_mempool_sequence) {
             return a;
         } else {
diff --git a/src/test/fuzz/tx_pool.cpp b/src/test/fuzz/tx_pool.cpp
index 4ad0956201350..8c0b0d702993a 100644
--- a/src/test/fuzz/tx_pool.cpp
+++ b/src/test/fuzz/tx_pool.cpp
@@ -101,9 +101,7 @@ void Finish(FuzzedDataProvider& fuzzed_data_provider, MockedTxPool& tx_pool, Cha
     if (!info_all.empty()) {
         const auto& tx_to_remove = *PickValue(fuzzed_data_provider, info_all).tx;
         WITH_LOCK(tx_pool.cs, tx_pool.removeRecursive(tx_to_remove, MemPoolRemovalReason::BLOCK /* dummy */));
-        std::vector<uint256> all_txids;
-        tx_pool.queryHashes(all_txids);
-        assert(all_txids.size() < info_all.size());
+        assert(tx_pool.size() < info_all.size());
         WITH_LOCK(::cs_main, tx_pool.check(chainstate.CoinsTip(), chainstate.m_chain.Height() + 1));
     }
     SyncWithValidationInterfaceQueue();
diff --git a/src/txmempool.cpp b/src/txmempool.cpp
index acee56fe783b3..57a86549d9a42 100644
--- a/src/txmempool.cpp
+++ b/src/txmempool.cpp
@@ -803,19 +803,6 @@ std::vector<CTxMemPool::indexed_transaction_set::const_iterator> CTxMemPool::Get
     return iters;
 }
 
-void CTxMemPool::queryHashes(std::vector<uint256>& vtxid) const
-{
-    LOCK(cs);
-    auto iters = GetSortedDepthAndScore();
-
-    vtxid.clear();
-    vtxid.reserve(mapTx.size());
-
-    for (auto it : iters) {
-        vtxid.push_back(it->GetTx().GetHash());
-    }
-}
-
 static TxMempoolInfo GetInfo(CTxMemPool::indexed_transaction_set::const_iterator it) {
     return TxMempoolInfo{it->GetSharedTx(), it->GetTime(), it->GetFee(), it->GetTxSize(), it->GetModifiedFee() - it->GetFee()};
 }
diff --git a/src/txmempool.h b/src/txmempool.h
index 9da51756e6084..ca842632dabf4 100644
--- a/src/txmempool.h
+++ b/src/txmempool.h
@@ -485,7 +485,6 @@ class CTxMemPool
     void removeForBlock(const std::vector<CTransactionRef>& vtx, unsigned int nBlockHeight) EXCLUSIVE_LOCKS_REQUIRED(cs);
 
     bool CompareDepthAndScore(const uint256& hasha, const uint256& hashb, bool wtxid=false);
-    void queryHashes(std::vector<uint256>& vtxid) const;
     bool isSpent(const COutPoint& outpoint) const;
     unsigned int GetTransactionsUpdated() const;
     void AddTransactionsUpdated(unsigned int n);