diff --git a/src/init.cpp b/src/init.cpp
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -76,15 +76,20 @@
 #if !(ENABLE_WALLET)
 class DummyWalletInit : public WalletInitInterface {
 public:
-    std::string GetHelpString(bool showDebug) override { return std::string{}; }
-    bool ParameterInteraction() override { return true; }
-    void RegisterRPC(CRPCTable &) override {}
-    bool Verify(const CChainParams &chainParams) override { return true; }
-    bool Open(const CChainParams &chainParams) override { return true; }
-    void Start(CScheduler &scheduler) override {}
-    void Flush() override {}
-    void Stop() override {}
-    void Close() override {}
+    std::string GetHelpString(bool showDebug) const override {
+        return std::string{};
+    }
+    bool ParameterInteraction() const override { return true; }
+    void RegisterRPC(CRPCTable &) const override {}
+    bool Verify(const CChainParams &chainParams) const override { return true; }
+    bool Open(const CChainParams &chainParams) const override {
+        LogPrintf("No wallet support compiled in!\n");
+        return true;
+    }
+    void Start(CScheduler &scheduler) const override {}
+    void Flush() const override {}
+    void Stop() const override {}
+    void Close() const override {}
 };
 
 static DummyWalletInit g_dummy_wallet_init;
diff --git a/src/wallet/init.cpp b/src/wallet/init.cpp
--- a/src/wallet/init.cpp
+++ b/src/wallet/init.cpp
@@ -18,41 +18,41 @@
 class WalletInit : public WalletInitInterface {
 public:
     //! Return the wallets help message.
-    std::string GetHelpString(bool showDebug) override;
+    std::string GetHelpString(bool showDebug) const override;
 
     //! Wallets parameter interaction
-    bool ParameterInteraction() override;
+    bool ParameterInteraction() const override;
 
     //! Register wallet RPCs.
-    void RegisterRPC(CRPCTable &tableRPC) override;
+    void RegisterRPC(CRPCTable &tableRPC) const override;
 
     //! Responsible for reading and validating the -wallet arguments and
     //! verifying the wallet database.
     //  This function will perform salvage on the wallet if requested, as long
     //  as only one wallet is being loaded (WalletParameterInteraction forbids
     //  -salvagewallet, -zapwallettxes or -upgradewallet with multiwallet).
-    bool Verify(const CChainParams &chainParams) override;
+    bool Verify(const CChainParams &chainParams) const override;
 
     //! Load wallet databases.
-    bool Open(const CChainParams &chainParams) override;
+    bool Open(const CChainParams &chainParams) const override;
 
     //! Complete startup of wallets.
-    void Start(CScheduler &scheduler) override;
+    void Start(CScheduler &scheduler) const override;
 
     //! Flush all wallets in preparation for shutdown.
-    void Flush() override;
+    void Flush() const override;
 
     //! Stop all wallets. Wallets will be flushed first.
-    void Stop() override;
+    void Stop() const override;
 
     //! Close all wallets.
-    void Close() override;
+    void Close() const override;
 };
 
 static WalletInit g_wallet_init;
 WalletInitInterface *const g_wallet_init_interface = &g_wallet_init;
 
-std::string WalletInit::GetHelpString(bool showDebug) {
+std::string WalletInit::GetHelpString(bool showDebug) const {
     std::string strUsage = HelpMessageGroup(_("Wallet options:"));
     strUsage += HelpMessageOpt(
         "-disablewallet",
@@ -138,7 +138,7 @@
     return strUsage;
 }
 
-bool WalletInit::ParameterInteraction() {
+bool WalletInit::ParameterInteraction() const {
     CFeeRate minRelayTxFee = GetConfig().GetMinFeePerKB();
 
     gArgs.SoftSetArg("-wallet", DEFAULT_WALLET_DAT);
@@ -285,15 +285,15 @@
     return true;
 }
 
-void WalletInit::RegisterRPC(CRPCTable &t) {
-    if (gArgs.GetBoolArg("-disablewallet", false)) {
+void WalletInit::RegisterRPC(CRPCTable &t) const {
+    if (gArgs.GetBoolArg("-disablewallet", DEFAULT_DISABLE_WALLET)) {
         return;
     }
 
     RegisterWalletRPCCommands(t);
 }
 
-bool WalletInit::Verify(const CChainParams &chainParams) {
+bool WalletInit::Verify(const CChainParams &chainParams) const {
     if (gArgs.GetBoolArg("-disablewallet", DEFAULT_DISABLE_WALLET)) {
         return true;
     }
@@ -383,7 +383,7 @@
     return true;
 }
 
-bool WalletInit::Open(const CChainParams &chainParams) {
+bool WalletInit::Open(const CChainParams &chainParams) const {
     if (gArgs.GetBoolArg("-disablewallet", DEFAULT_DISABLE_WALLET)) {
         LogPrintf("Wallet disabled!\n");
         return true;
@@ -401,25 +401,25 @@
     return true;
 }
 
-void WalletInit::Start(CScheduler &scheduler) {
+void WalletInit::Start(CScheduler &scheduler) const {
     for (CWalletRef pwallet : vpwallets) {
         pwallet->postInitProcess(scheduler);
     }
 }
 
-void WalletInit::Flush() {
+void WalletInit::Flush() const {
     for (CWalletRef pwallet : vpwallets) {
         pwallet->Flush(false);
     }
 }
 
-void WalletInit::Stop() {
+void WalletInit::Stop() const {
     for (CWalletRef pwallet : vpwallets) {
         pwallet->Flush(true);
     }
 }
 
-void WalletInit::Close() {
+void WalletInit::Close() const {
     for (CWalletRef pwallet : vpwallets) {
         delete pwallet;
     }
diff --git a/src/walletinitinterface.h b/src/walletinitinterface.h
--- a/src/walletinitinterface.h
+++ b/src/walletinitinterface.h
@@ -15,23 +15,23 @@
 class WalletInitInterface {
 public:
     /** Get wallet help string */
-    virtual std::string GetHelpString(bool showDebug) = 0;
+    virtual std::string GetHelpString(bool showDebug) const = 0;
     /** Check wallet parameter interaction */
-    virtual bool ParameterInteraction() = 0;
+    virtual bool ParameterInteraction() const = 0;
     /** Register wallet RPC*/
-    virtual void RegisterRPC(CRPCTable &) = 0;
+    virtual void RegisterRPC(CRPCTable &) const = 0;
     /** Verify wallets */
-    virtual bool Verify(const CChainParams &chainParams) = 0;
+    virtual bool Verify(const CChainParams &chainParams) const = 0;
     /** Open wallets*/
-    virtual bool Open(const CChainParams &chainParams) = 0;
+    virtual bool Open(const CChainParams &chainParams) const = 0;
     /** Start wallets*/
-    virtual void Start(CScheduler &scheduler) = 0;
+    virtual void Start(CScheduler &scheduler) const = 0;
     /** Flush Wallets*/
-    virtual void Flush() = 0;
+    virtual void Flush() const = 0;
     /** Stop Wallets*/
-    virtual void Stop() = 0;
+    virtual void Stop() const = 0;
     /** Close wallets */
-    virtual void Close() = 0;
+    virtual void Close() const = 0;
 
     virtual ~WalletInitInterface() {}
 };