1 files changed, 5 insertions, 1 deletions
diff --git a/src/wallet/coincontrol.h b/src/wallet/coincontrol.h
index 15fd105779..52d6a291c9 100644
--- a/src/wallet/coincontrol.h
+++ b/src/wallet/coincontrol.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2016 The Bitcoin Core developers
+// Copyright (c) 2011-2017 The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
@@ -16,7 +16,10 @@
 class CCoinControl
 {
 public:
+    //! Custom change destination, if not set an address is generated
     CTxDestination destChange;
+    //! Override the default change type if set, ignored if destChange is set
+    boost::optional<OutputType> m_change_type;
     //! If false, allows unselected inputs, but requires all selected inputs be used
     bool fAllowOtherInputs;
     //! Includes watch only addresses which match the ISMINE_WATCH_SOLVABLE criteria
@@ -40,6 +43,7 @@ public:
     void SetNull()
     {
         destChange = CNoDestination();
+        m_change_type.reset();
         fAllowOtherInputs = false;
         fAllowWatchOnly = false;
         setSelected.clear();