diff --git a/src/wallet/test/walletdb_tests.cpp b/src/wallet/test/walletdb_tests.cpp
--- a/src/wallet/test/walletdb_tests.cpp
+++ b/src/wallet/test/walletdb_tests.cpp
@@ -13,17 +13,6 @@
 #include <boost/test/unit_test.hpp>
 
 namespace {
-static std::unique_ptr<CWalletDBWrapper> TmpDB(const fs::path &pathTemp,
-                                               const std::string &testname) {
-    fs::path dir = pathTemp / testname;
-    BOOST_CHECK_MESSAGE(fs::create_directory(dir),
-                        "Unable to create a directory for test " + testname);
-    fs::path path =
-        dir / strprintf("testwallet%i", static_cast<int>(GetRand(1000000)));
-    return std::unique_ptr<CWalletDBWrapper>(
-        new CWalletDBWrapper(&bitdb, path.string()));
-}
-
 static std::unique_ptr<CWallet> LoadWallet(CWalletDB *db) {
     std::unique_ptr<CWallet> wallet(new CWallet(Params()));
     DBErrors res = db->LoadWallet(wallet.get());
@@ -35,8 +24,7 @@
 BOOST_FIXTURE_TEST_SUITE(walletdb_tests, WalletTestingSetup)
 
 BOOST_AUTO_TEST_CASE(write_erase_name) {
-    auto walletdbwrapper = TmpDB(pathTemp, "write_erase_name");
-    CWalletDB walletdb(*walletdbwrapper, "cr+");
+    CWalletDB walletdb(pwalletMain->GetDBHandle(), "cr+");
 
     CTxDestination dst1 = CKeyID(uint160S("c0ffee"));
     CTxDestination dst2 = CKeyID(uint160S("f00d"));
@@ -60,8 +48,7 @@
 }
 
 BOOST_AUTO_TEST_CASE(write_erase_purpose) {
-    auto walletdbwrapper = TmpDB(pathTemp, "write_erase_purpose");
-    CWalletDB walletdb(*walletdbwrapper, "cr+");
+    CWalletDB walletdb(pwalletMain->GetDBHandle(), "cr+");
 
     CTxDestination dst1 = CKeyID(uint160S("c0ffee"));
     CTxDestination dst2 = CKeyID(uint160S("f00d"));
@@ -85,8 +72,7 @@
 }
 
 BOOST_AUTO_TEST_CASE(write_erase_destdata) {
-    auto walletdbwrapper = TmpDB(pathTemp, "write_erase_destdata");
-    CWalletDB walletdb(*walletdbwrapper, "cr+");
+    CWalletDB walletdb(pwalletMain->GetDBHandle(), "cr+");
 
     CTxDestination dst1 = CKeyID(uint160S("c0ffee"));
     CTxDestination dst2 = CKeyID(uint160S("f00d"));
@@ -121,8 +107,7 @@
 }
 
 BOOST_AUTO_TEST_CASE(no_dest_fails) {
-    auto walletdbwrapper = TmpDB(pathTemp, "no_dest_fails");
-    CWalletDB walletdb(*walletdbwrapper, "cr+");
+    CWalletDB walletdb(pwalletMain->GetDBHandle(), "cr+");
 
     CTxDestination dst = CNoDestination{};
     BOOST_CHECK(!walletdb.WriteName(dst, "name"));