diff --git a/src/test/util/setup_common.cpp b/src/test/util/setup_common.cpp
index cabc4b3b49b..3d8bd471da4 100644
--- a/src/test/util/setup_common.cpp
+++ b/src/test/util/setup_common.cpp
@@ -304,11 +304,6 @@ CMutableTransaction TestChain100Setup::CreateValidMempoolTransaction(CTransactio
     return mempool_txn;
 }
 
-TestChain100Setup::~TestChain100Setup()
-{
-    gArgs.ForceSetArg("-segwitheight", "0");
-}
-
 CTxMemPoolEntry TestMemPoolEntryHelper::FromTx(const CMutableTransaction& tx) const
 {
     return FromTx(MakeTransactionRef(tx));
diff --git a/src/test/util/setup_common.h b/src/test/util/setup_common.h
index 5d12dc2323b..118ac622909 100644
--- a/src/test/util/setup_common.h
+++ b/src/test/util/setup_common.h
@@ -145,8 +145,6 @@ struct TestChain100Setup : public RegTestingSetup {
                                                       CAmount output_amount = CAmount(1 * COIN),
                                                       bool submit = true);
 
-    ~TestChain100Setup();
-
     std::vector<CTransactionRef> m_coinbase_txns; // For convenience, coinbase transactions
     CKey coinbaseKey; // private/public key needed to spend coinbase transactions
 };