diff --git a/src/Gui/InputField.cpp b/src/Gui/InputField.cpp
index cadad6df68..ad070b03ae 100644
--- a/src/Gui/InputField.cpp
+++ b/src/Gui/InputField.cpp
@@ -614,6 +614,12 @@ void InputField::focusInEvent(QFocusEvent *event)
     QLineEdit::focusInEvent(event);
 }
 
+void InputField::focusOutEvent(QFocusEvent *event)
+{
+    this->setText(actQuantity.getUserString());
+    QLineEdit::focusOutEvent(event);
+}
+
 void InputField::keyPressEvent(QKeyEvent *event)
 {
     if (isReadOnly()) {
diff --git a/src/Gui/InputField.h b/src/Gui/InputField.h
index cef27c5aa2..4278c2994b 100644
--- a/src/Gui/InputField.h
+++ b/src/Gui/InputField.h
@@ -189,6 +189,7 @@ protected Q_SLOTS:
 protected:
     virtual void showEvent(QShowEvent * event);
     virtual void focusInEvent(QFocusEvent * event);
+    virtual void focusOutEvent(QFocusEvent * event);
     virtual void keyPressEvent(QKeyEvent * event);
     virtual void wheelEvent(QWheelEvent * event);
     virtual void contextMenuEvent(QContextMenuEvent * event);