diff --git a/src/qt/bitcoin.cpp b/src/qt/bitcoin.cpp
index bd686041c..5e2fdc6c3 100644
--- a/src/qt/bitcoin.cpp
+++ b/src/qt/bitcoin.cpp
@@ -73,6 +73,7 @@ Q_IMPORT_PLUGIN(QCocoaIntegrationPlugin);
 
 // Declare meta types used for QMetaObject::invokeMethod
 Q_DECLARE_METATYPE(bool*)
+Q_DECLARE_METATYPE(CAmount)
 
 static void InitMessage(const std::string &message)
 {
@@ -509,6 +510,9 @@ int main(int argc, char *argv[])
 
     // Register meta types used for QMetaObject::invokeMethod
     qRegisterMetaType< bool* >();
+    //   Need to pass name here as CAmount is a typedef (see http://qt-project.org/doc/qt-5/qmetatype.html#qRegisterMetaType)
+    //   IMPORTANT if it is no longer a typedef use the normal variant above
+    qRegisterMetaType< CAmount >("CAmount");
 
     /// 3. Application identification
     // must be set before OptionsModel is initialized or translations are loaded,
diff --git a/src/qt/overviewpage.cpp b/src/qt/overviewpage.cpp
index 1d6c23f8a..669d5474f 100644
--- a/src/qt/overviewpage.cpp
+++ b/src/qt/overviewpage.cpp
@@ -220,7 +220,7 @@ void OverviewPage::setWalletModel(WalletModel *model)
         // Keep up to date with wallet
         setBalance(model->getBalance(), model->getUnconfirmedBalance(), model->getImmatureBalance(),
                    model->getWatchBalance(), model->getWatchUnconfirmedBalance(), model->getWatchImmatureBalance());
-        connect(model, SIGNAL(balanceChanged(const CAmount&, const CAmount&, const CAmount&, const CAmount&, const CAmount&, const CAmount&)), this, SLOT(setBalance(const CAmount&, const CAmount&, const CAmount&, const CAmount&, const CAmount&, const CAmount&)));
+        connect(model, SIGNAL(balanceChanged(CAmount,CAmount,CAmount,CAmount,CAmount,CAmount)), this, SLOT(setBalance(CAmount,CAmount,CAmount,CAmount,CAmount,CAmount)));
 
         connect(model->getOptionsModel(), SIGNAL(displayUnitChanged(int)), this, SLOT(updateDisplayUnit()));
 
diff --git a/src/qt/sendcoinsdialog.cpp b/src/qt/sendcoinsdialog.cpp
index d67cac57b..ce94131cc 100644
--- a/src/qt/sendcoinsdialog.cpp
+++ b/src/qt/sendcoinsdialog.cpp
@@ -92,13 +92,13 @@ void SendCoinsDialog::setModel(WalletModel *model)
 
         setBalance(model->getBalance(), model->getUnconfirmedBalance(), model->getImmatureBalance(),
                    model->getWatchBalance(), model->getWatchUnconfirmedBalance(), model->getWatchImmatureBalance());
-        connect(model, SIGNAL(balanceChanged(const CAmount&, const CAmount&, const CAmount&, const CAmount&, const CAmount&, const CAmount&)), this, SLOT(setBalance(const CAmount&, const CAmount&, const CAmount&, const CAmount&, const CAmount&, const CAmount&)));
+        connect(model, SIGNAL(balanceChanged(CAmount,CAmount,CAmount,CAmount,CAmount,CAmount)), this, SLOT(setBalance(CAmount,CAmount,CAmount,CAmount,CAmount,CAmount)));
         connect(model->getOptionsModel(), SIGNAL(displayUnitChanged(int)), this, SLOT(updateDisplayUnit()));
 
         // Coin Control
         connect(model->getOptionsModel(), SIGNAL(displayUnitChanged(int)), this, SLOT(coinControlUpdateLabels()));
         connect(model->getOptionsModel(), SIGNAL(coinControlFeaturesChanged(bool)), this, SLOT(coinControlFeatureChanged(bool)));
-        connect(model->getOptionsModel(), SIGNAL(transactionFeeChanged(qint64)), this, SLOT(coinControlUpdateLabels()));
+        connect(model->getOptionsModel(), SIGNAL(transactionFeeChanged(CAmount)), this, SLOT(coinControlUpdateLabels()));
         ui->frameCoinControl->setVisible(model->getOptionsModel()->getCoinControlFeatures());
         coinControlUpdateLabels();
     }
diff --git a/src/qt/walletview.cpp b/src/qt/walletview.cpp
index 322d0a6ee..eff50593b 100644
--- a/src/qt/walletview.cpp
+++ b/src/qt/walletview.cpp
@@ -92,7 +92,7 @@ void WalletView::setBitcoinGUI(BitcoinGUI *gui)
         connect(this, SIGNAL(encryptionStatusChanged(int)), gui, SLOT(setEncryptionStatus(int)));
 
         // Pass through transaction notifications
-        connect(this, SIGNAL(incomingTransaction(QString,int,const CAmount&,QString,QString)), gui, SLOT(incomingTransaction(QString,int,const CAmount&,QString,QString)));
+        connect(this, SIGNAL(incomingTransaction(QString,int,CAmount,QString,QString)), gui, SLOT(incomingTransaction(QString,int,CAmount,QString,QString)));
     }
 }