diff --git a/src/addressbook.h b/src/addressbook.h
index f1c2109..9a5672e 100644
--- a/src/addressbook.h
+++ b/src/addressbook.h
@@ -11,6 +11,8 @@ class MainWindow;
 
 class AddressBookModel : public QAbstractTableModel {
 
+	Q_OBJECT
+
 public:
     AddressBookModel(QTableView* parent);
     ~AddressBookModel();
diff --git a/src/balancestablemodel.h b/src/balancestablemodel.h
index c8cffa8..ee1e70f 100644
--- a/src/balancestablemodel.h
+++ b/src/balancestablemodel.h
@@ -8,8 +8,10 @@
 #include "camount.h"
 
 
-class BalancesTableModel : public QAbstractTableModel
-{
+class BalancesTableModel : public QAbstractTableModel {
+
+	Q_OBJECT
+
 public:
     BalancesTableModel(QObject* parent);
     ~BalancesTableModel();
diff --git a/src/controller.cpp b/src/controller.cpp
index 413c2ec..61660cd 100644
--- a/src/controller.cpp
+++ b/src/controller.cpp
@@ -1444,8 +1444,8 @@ void Controller::unlockIfEncrypted(std::function<void(void)> cb, std::function<v
         // Wallet is encrypted and locked. Ask for the password and unlock.
         QString password = QInputDialog::getText(
             main, 
-            main->tr("Wallet Password"), 
-            main->tr("Your wallet is encrypted.\nPlease enter your wallet password"), 
+            QObject::tr("Wallet Password"), 
+            QObject::tr("Your wallet is encrypted.\nPlease enter your wallet password"), 
             QLineEdit::Password
         );
 
@@ -1453,8 +1453,8 @@ void Controller::unlockIfEncrypted(std::function<void(void)> cb, std::function<v
         {
             QMessageBox::critical(
                 main, 
-                main->tr("Wallet Decryption Failed"),
-                main->tr("Please enter a valid password"),
+                QObject::tr("Wallet Decryption Failed"),
+                QObject::tr("Please enter a valid password"),
                 QMessageBox::Ok
             );
             error();
@@ -1473,7 +1473,7 @@ void Controller::unlockIfEncrypted(std::function<void(void)> cb, std::function<v
             {
                 QMessageBox::critical(
                     main, 
-                    main->tr("Wallet Decryption Failed"),
+                    QObject::tr("Wallet Decryption Failed"),
                     QString::fromStdString(reply["error"].get<json::string_t>()),
                     QMessageBox::Ok
                 );
@@ -1543,7 +1543,7 @@ void Controller::executeTransaction(Tx tx,
             error("", errStr);
         });
     }, [=]() {
-        error("", main->tr("Failed to unlock wallet"));
+        error("", QObject::tr("Failed to unlock wallet"));
     });
 }
 
diff --git a/src/firsttimewizard.h b/src/firsttimewizard.h
index a04dd28..994b602 100644
--- a/src/firsttimewizard.h
+++ b/src/firsttimewizard.h
@@ -51,6 +51,8 @@ private:
 
 class NewOrRestorePage: public QWizardPage {
 
+	Q_OBJECT
+
 public:
  
     NewOrRestorePage(FirstTimeWizard* parent);
@@ -65,6 +67,9 @@ private:
 
 
 class NewSeedPage: public QWizardPage {
+
+	Q_OBJECT
+
 public:
     NewSeedPage(FirstTimeWizard* parent);
  
@@ -80,6 +85,9 @@ private:
 
 
 class RestoreSeedPage: public QWizardPage {
+
+	Q_OBJECT
+
 public:
     RestoreSeedPage(FirstTimeWizard* parent);
 
diff --git a/src/memoedit.h b/src/memoedit.h
index 502f8ef..9d4e310 100644
--- a/src/memoedit.h
+++ b/src/memoedit.h
@@ -5,8 +5,10 @@
 
 #include "precompiled.h"
 
-class MemoEdit : public QPlainTextEdit
-{
+class MemoEdit : public QPlainTextEdit {
+
+	Q_OBJECT
+
 public:
     MemoEdit(QWidget* parent);
 
diff --git a/src/recurring.h b/src/recurring.h
index 5f24fef..2f27f45 100644
--- a/src/recurring.h
+++ b/src/recurring.h
@@ -121,6 +121,8 @@ private:
 // Model for list of configured recurring payments
 class RecurringListViewModel : public QAbstractTableModel {
 
+	Q_OBJECT
+
 public:
     RecurringListViewModel(QTableView* parent);
     ~RecurringListViewModel() = default;
@@ -138,6 +140,8 @@ private:
 // Model for history of payments
 class RecurringPaymentsListViewModel : public QAbstractTableModel {
 
+	Q_OBJECT
+
 public:
     RecurringPaymentsListViewModel(QTableView* parent, RecurringPaymentInfo rpi);
     ~RecurringPaymentsListViewModel() = default;
diff --git a/src/viewalladdresses.h b/src/viewalladdresses.h
index 942b2d6..cafc47e 100644
--- a/src/viewalladdresses.h
+++ b/src/viewalladdresses.h
@@ -8,6 +8,8 @@
 
 class ViewAllAddressesModel : public QAbstractTableModel {
 
+	Q_OBJECT
+
 public:
     ViewAllAddressesModel(QTableView* parent, QList<QString> taddrs, Controller* rpc);
     ~ViewAllAddressesModel() = default;