diff --git a/src/init.h b/src/init.h
--- a/src/init.h
+++ b/src/init.h
@@ -17,7 +17,7 @@
 class RPCServer;
 
 class WalletInitInterface;
-extern std::unique_ptr<WalletInitInterface> g_wallet_init_interface;
+extern WalletInitInterface *const g_wallet_init_interface;
 
 namespace boost {
 class thread_group;
diff --git a/src/init.cpp b/src/init.cpp
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -90,8 +90,8 @@
     void Close() override {}
 };
 
-std::unique_ptr<WalletInitInterface>
-    g_wallet_init_interface(new DummyWalletInit);
+static DummyWalletInit g_dummy_wallet_init;
+WalletInitInterface *const g_wallet_init_interface = &g_dummy_wallet_init;
 #endif
 
 #if ENABLE_ZMQ
@@ -292,7 +292,6 @@
     GetMainSignals().UnregisterBackgroundSignalScheduler();
     GetMainSignals().UnregisterWithMempoolSignals(g_mempool);
     g_wallet_init_interface->Close();
-    g_wallet_init_interface.reset();
     globalVerifyHandle.reset();
     ECC_Stop();
     LogPrintf("%s: done\n", __func__);
diff --git a/src/wallet/init.cpp b/src/wallet/init.cpp
--- a/src/wallet/init.cpp
+++ b/src/wallet/init.cpp
@@ -4,6 +4,7 @@
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
+#include "init.h"
 #include "config.h"
 #include "net.h"
 #include "util.h"
@@ -47,7 +48,8 @@
     void Close() override;
 };
 
-std::unique_ptr<WalletInitInterface> g_wallet_init_interface(new WalletInit);
+static WalletInit g_wallet_init;
+WalletInitInterface *const g_wallet_init_interface = &g_wallet_init;
 
 std::string WalletInit::GetHelpString(bool showDebug) {
     std::string strUsage = HelpMessageGroup(_("Wallet options:"));