diff --git a/src/wallet/scriptpubkeyman.cpp b/src/wallet/scriptpubkeyman.cpp
index 73f45f5fa71..3e7548aad8b 100644
--- a/src/wallet/scriptpubkeyman.cpp
+++ b/src/wallet/scriptpubkeyman.cpp
@@ -1753,7 +1753,7 @@ std::unordered_set<CScript, SaltedSipHasher> LegacyDataSPKM::GetScriptPubKeys()
     return spks;
 }
 
-std::unordered_set<CScript, SaltedSipHasher> LegacyScriptPubKeyMan::GetNotMineScriptPubKeys() const
+std::unordered_set<CScript, SaltedSipHasher> LegacyDataSPKM::GetNotMineScriptPubKeys() const
 {
     LOCK(cs_KeyStore);
     std::unordered_set<CScript, SaltedSipHasher> spks;
@@ -1763,7 +1763,7 @@ std::unordered_set<CScript, SaltedSipHasher> LegacyScriptPubKeyMan::GetNotMineSc
     return spks;
 }
 
-std::optional<MigrationData> LegacyScriptPubKeyMan::MigrateToDescriptor()
+std::optional<MigrationData> LegacyDataSPKM::MigrateToDescriptor()
 {
     LOCK(cs_KeyStore);
     if (m_storage.IsLocked()) {
@@ -1830,7 +1830,7 @@ std::optional<MigrationData> LegacyScriptPubKeyMan::MigrateToDescriptor()
         WalletDescriptor w_desc(std::move(desc), creation_time, 0, 0, 0);
 
         // Make the DescriptorScriptPubKeyMan and get the scriptPubKeys
-        auto desc_spk_man = std::unique_ptr<DescriptorScriptPubKeyMan>(new DescriptorScriptPubKeyMan(m_storage, w_desc, m_keypool_size));
+        auto desc_spk_man = std::make_unique<DescriptorScriptPubKeyMan>(m_storage, w_desc, /*keypool_size=*/0);
         desc_spk_man->AddDescriptorKey(key, key.GetPubKey());
         desc_spk_man->TopUp();
         auto desc_spks = desc_spk_man->GetScriptPubKeys();
@@ -1875,7 +1875,7 @@ std::optional<MigrationData> LegacyScriptPubKeyMan::MigrateToDescriptor()
             WalletDescriptor w_desc(std::move(desc), 0, 0, chain_counter, 0);
 
             // Make the DescriptorScriptPubKeyMan and get the scriptPubKeys
-            auto desc_spk_man = std::unique_ptr<DescriptorScriptPubKeyMan>(new DescriptorScriptPubKeyMan(m_storage, w_desc, m_keypool_size));
+            auto desc_spk_man = std::make_unique<DescriptorScriptPubKeyMan>(m_storage, w_desc, /*keypool_size=*/0);
             desc_spk_man->AddDescriptorKey(master_key.key, master_key.key.GetPubKey());
             desc_spk_man->TopUp();
             auto desc_spks = desc_spk_man->GetScriptPubKeys();
@@ -1937,7 +1937,7 @@ std::optional<MigrationData> LegacyScriptPubKeyMan::MigrateToDescriptor()
         } else {
             // Make the DescriptorScriptPubKeyMan and get the scriptPubKeys
             WalletDescriptor w_desc(std::move(desc), creation_time, 0, 0, 0);
-            auto desc_spk_man = std::unique_ptr<DescriptorScriptPubKeyMan>(new DescriptorScriptPubKeyMan(m_storage, w_desc, m_keypool_size));
+            auto desc_spk_man = std::make_unique<DescriptorScriptPubKeyMan>(m_storage, w_desc, /*keypool_size=*/0);
             for (const auto& keyid : privkeyids) {
                 CKey key;
                 if (!GetKey(keyid, key)) {
@@ -2015,7 +2015,7 @@ std::optional<MigrationData> LegacyScriptPubKeyMan::MigrateToDescriptor()
     return out;
 }
 
-bool LegacyScriptPubKeyMan::DeleteRecords()
+bool LegacyDataSPKM::DeleteRecords()
 {
     LOCK(cs_KeyStore);
     WalletBatch batch(m_storage.GetDatabase());
diff --git a/src/wallet/scriptpubkeyman.h b/src/wallet/scriptpubkeyman.h
index 6e29e4668f8..9c1f4b0a1af 100644
--- a/src/wallet/scriptpubkeyman.h
+++ b/src/wallet/scriptpubkeyman.h
@@ -354,6 +354,18 @@ public:
 
     //! Fetches a pubkey from mapWatchKeys if it exists there
     bool GetWatchPubKey(const CKeyID &address, CPubKey &pubkey_out) const;
+
+    /**
+     * Retrieves scripts that were imported by bugs into the legacy spkm and are
+     * simply invalid, such as a sh(sh(pkh())) script, or not watched.
+     */
+    std::unordered_set<CScript, SaltedSipHasher> GetNotMineScriptPubKeys() const;
+
+    /** Get the DescriptorScriptPubKeyMans (with private keys) that have the same scriptPubKeys as this LegacyScriptPubKeyMan.
+     * Does not modify this ScriptPubKeyMan. */
+    std::optional<MigrationData> MigrateToDescriptor();
+    /** Delete all the records ofthis LegacyScriptPubKeyMan from disk*/
+    bool DeleteRecords();
 };
 
 // Implements the full legacy wallet behavior
@@ -548,18 +560,6 @@ public:
     const std::map<CKeyID, int64_t>& GetAllReserveKeys() const { return m_pool_key_to_index; }
 
     std::set<CKeyID> GetKeys() const override;
-
-    /**
-     * Retrieves scripts that were imported by bugs into the legacy spkm and are
-     * simply invalid, such as a sh(sh(pkh())) script, or not watched.
-     */
-    std::unordered_set<CScript, SaltedSipHasher> GetNotMineScriptPubKeys() const;
-
-    /** Get the DescriptorScriptPubKeyMans (with private keys) that have the same scriptPubKeys as this LegacyScriptPubKeyMan.
-     * Does not modify this ScriptPubKeyMan. */
-    std::optional<MigrationData> MigrateToDescriptor();
-    /** Delete all the records ofthis LegacyScriptPubKeyMan from disk*/
-    bool DeleteRecords();
 };
 
 /** Wraps a LegacyScriptPubKeyMan so that it can be returned in a new unique_ptr. Does not provide privkeys */