diff --git a/src/wallet/scriptpubkeyman.h b/src/wallet/scriptpubkeyman.h
--- a/src/wallet/scriptpubkeyman.h
+++ b/src/wallet/scriptpubkeyman.h
@@ -253,10 +253,23 @@
         return false;
     }
 
+    /**
+     * Creates new signatures and adds them to the transaction. Returns whether
+     * all inputs were signed
+     */
+    virtual bool
+    SignTransaction(CMutableTransaction &tx,
+                    const std::map<COutPoint, Coin> &coins, SigHashType sighash,
+                    std::map<int, std::string> &input_errors) const {
+        return false;
+    }
+
     virtual uint256 GetID() const { return uint256(); }
 
-    /** Prepends the wallet name in logging output to ease debugging in
-     * multi-wallet use cases */
+    /**
+     * Prepends the wallet name in logging output to ease debugging in
+     * multi-wallet use cases
+     */
     template <typename... Params>
     void WalletLogPrintf(std::string fmt, Params... parameters) const {
         LogPrintf(("%s " + fmt).c_str(), m_storage.GetDisplayName(),
@@ -418,6 +431,11 @@
 
     bool CanProvide(const CScript &script, SignatureData &sigdata) override;
 
+    bool
+    SignTransaction(CMutableTransaction &tx,
+                    const std::map<COutPoint, Coin> &coins, SigHashType sighash,
+                    std::map<int, std::string> &input_errors) const override;
+
     uint256 GetID() const override;
 
     // Map from Key ID to key metadata.
diff --git a/src/wallet/scriptpubkeyman.cpp b/src/wallet/scriptpubkeyman.cpp
--- a/src/wallet/scriptpubkeyman.cpp
+++ b/src/wallet/scriptpubkeyman.cpp
@@ -6,6 +6,7 @@
 #include <key_io.h>
 #include <outputtype.h>
 #include <script/descriptor.h>
+#include <script/sign.h>
 #include <util/bip32.h>
 #include <util/strencodings.h>
 #include <util/translation.h>
@@ -458,6 +459,12 @@
     return false;
 }
 
+bool LegacyScriptPubKeyMan::SignTransaction(
+    CMutableTransaction &tx, const std::map<COutPoint, Coin> &coins,
+    SigHashType sighash, std::map<int, std::string> &input_errors) const {
+    return ::SignTransaction(tx, this, coins, sighash, input_errors);
+}
+
 const CKeyMetadata *
 LegacyScriptPubKeyMan::GetMetadata(const CTxDestination &dest) const {
     LOCK(cs_KeyStore);