1 files changed, 2 insertions, 1 deletions
diff --git a/src/bench/mempool_eviction.cpp b/src/bench/mempool_eviction.cpp
index 4c947a519f..d37291b900 100644
--- a/src/bench/mempool_eviction.cpp
+++ b/src/bench/mempool_eviction.cpp
@@ -9,7 +9,7 @@
 #include <list>
 #include <vector>
 
-static void AddTx(const CTransactionRef& tx, const CAmount& nFee, CTxMemPool& pool)
+static void AddTx(const CTransactionRef& tx, const CAmount& nFee, CTxMemPool& pool) EXCLUSIVE_LOCKS_REQUIRED(pool.cs)
 {
     int64_t nTime = 0;
     unsigned int nHeight = 1;
@@ -108,6 +108,7 @@ static void MempoolEviction(benchmark::State& state)
     tx7.vout[1].nValue = 10 * COIN;
 
     CTxMemPool pool;
+    LOCK(pool.cs);
     // Create transaction references outside the "hot loop"
     const CTransactionRef tx1_r{MakeTransactionRef(tx1)};
     const CTransactionRef tx2_r{MakeTransactionRef(tx2)};