diff --git a/mainwindow.cpp b/mainwindow.cpp
index 16ca5a9d1..3d7f31d58 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -1711,11 +1711,20 @@ void MainWindow::keyPressEvent (QKeyEvent * e)
       n=11;
       if(e->modifiers() & Qt::ControlModifier) n+=100;
       bumpFqso(n);
+      if(e->modifiers() & Qt::ShiftModifier) {
+        int f=ui->TxFreqSpinBox->value()/50;
+        if((ui->TxFreqSpinBox->value() % 50) == 0) f=f-1;
+        ui->TxFreqSpinBox->setValue(50*f);
+      }
       return;
     case Qt::Key_F12:
       n=12;
       if(e->modifiers() & Qt::ControlModifier) n+=100;
       bumpFqso(n);
+      if(e->modifiers() & Qt::ShiftModifier) {
+        int f=ui->TxFreqSpinBox->value()/50;
+        ui->TxFreqSpinBox->setValue(50*(f+1));
+      }
       return;
     case Qt::Key_E:
       if(e->modifiers() & Qt::ShiftModifier) {
@@ -1771,28 +1780,6 @@ void MainWindow::keyPressEvent (QKeyEvent * e)
         return;
       }
       break;
-    case Qt::Key_Plus:
-      if(e->modifiers() & Qt::ControlModifier) {
-        int f=ui->TxFreqSpinBox->value()/50;
-        ui->TxFreqSpinBox->setValue(50*(f+1));
-        return;
-      }
-      break;
-    case Qt::Key_Equal:
-      if(e->modifiers() & Qt::ControlModifier) {
-        int f=ui->TxFreqSpinBox->value()/50;
-        ui->TxFreqSpinBox->setValue(50*(f+1));
-        return;
-      }
-      break;
-    case Qt::Key_Minus:
-      if(e->modifiers() & Qt::ControlModifier) {
-        int f=ui->TxFreqSpinBox->value()/50;
-        if((ui->TxFreqSpinBox->value() % 50) == 0) f=f-1;
-        ui->TxFreqSpinBox->setValue(50*f);
-        return;
-      }
-    break;
   }
 
   QMainWindow::keyPressEvent (e);
diff --git a/shortcuts.txt b/shortcuts.txt
index 592166dac..2b67dfd39 100644
--- a/shortcuts.txt
+++ b/shortcuts.txt
@@ -11,8 +11,10 @@
   <tr><td><b>F7       </b></td><td>Display Message Averaging window</td></tr>
   <tr><td><b>F11      </b></td><td>Move Rx frequency down 1 Hz</td></tr>
   <tr><td><b>Ctrl+F11 </b></td><td>Move Rx and Tx frequencies down 1 Hz</td></tr>
+  <tr><td><b>Shift+F11 </b></td><td>Move Tx frequency down 50 Hz (rounded)</td></tr>
   <tr><td><b>F12      </b></td><td>Move Rx frequency up 1 Hz</td></tr>
   <tr><td><b>Ctrl+F12 </b></td><td>Move Rx and Tx frequencies up 1 Hz</td></tr>
+  <tr><td><b>Shift+F12 </b></td><td>Move Tx frequency up 50 Hz (rounded)</td></tr>
   <tr><td><b>Alt+1-6  </b></td><td>Set now transmission to this number on Tab 1</td></tr>
   <tr><td><b>Ctl+1-6  </b></td><td>Set next transmission to this number on Tab 1</td></tr>
   <tr><td><b>Alt+D    </b></td><td>Decode again at QSO frequency</td></tr>