1 files changed, 7 insertions, 0 deletions
diff --git a/src/wallet/transaction.h b/src/wallet/transaction.h
index 271d698e56..27983e356d 100644
--- a/src/wallet/transaction.h
+++ b/src/wallet/transaction.h
@@ -305,6 +305,13 @@ public:
     CWalletTx(CWalletTx const &) = delete;
     void operator=(CWalletTx const &x) = delete;
 };
+
+struct WalletTxOrderComparator {
+    bool operator()(const CWalletTx* a, const CWalletTx* b) const
+    {
+        return a->nOrderPos < b->nOrderPos;
+    }
+};
 } // namespace wallet
 
 #endif // BITCOIN_WALLET_TRANSACTION_H