diff --git a/src/bench/block_assemble.cpp b/src/bench/block_assemble.cpp
--- a/src/bench/block_assemble.cpp
+++ b/src/bench/block_assemble.cpp
@@ -53,9 +53,10 @@
 
         for (const auto &txr : txs) {
             TxValidationState vstate;
-            bool ret{::AcceptToMemoryPool(::ChainstateActive(), config,
-                                          *test_setup.m_node.mempool, vstate,
-                                          txr, false /* bypass_limits */)};
+            bool ret{::AcceptToMemoryPool(
+                test_setup.m_node.chainman->ActiveChainstate(), config,
+                *test_setup.m_node.mempool, vstate, txr,
+                false /* bypass_limits */)};
             assert(ret);
         }
     }
diff --git a/src/bench/duplicate_inputs.cpp b/src/bench/duplicate_inputs.cpp
--- a/src/bench/duplicate_inputs.cpp
+++ b/src/bench/duplicate_inputs.cpp
@@ -35,7 +35,9 @@
     CMutableTransaction naughtyTx{};
 
     LOCK(cs_main);
-    CBlockIndex *pindexPrev = ::ChainActive().Tip();
+    assert(std::addressof(::ChainActive()) ==
+           std::addressof(test_setup.m_node.chainman->ActiveChain()));
+    CBlockIndex *pindexPrev = test_setup.m_node.chainman->ActiveChain().Tip();
     assert(pindexPrev != nullptr);
     block.nBits = GetNextWorkRequired(pindexPrev, &block, chainParams);
     block.nNonce = 0;