diff --git a/src/Gui/Application.cpp b/src/Gui/Application.cpp
index 0fc346895317..f50800d3a08d 100644
--- a/src/Gui/Application.cpp
+++ b/src/Gui/Application.cpp
@@ -350,12 +350,14 @@ Application::Application(bool GUIenabled)
             throw Base::Exception("Invalid system settings");
         }
 #endif
+#if 0 // QuantitySpinBox and InputField try to handle the group separator now
         // http://forum.freecadweb.org/viewtopic.php?f=10&t=6910
         // A workaround is to disable the group separator for double-to-string conversion, i.e.
         // setting the flag 'OmitGroupSeparator'.
         QLocale loc = QLocale::system();
         loc.setNumberOptions(QLocale::OmitGroupSeparator);
         QLocale::setDefault(loc);
+#endif
 
         // setting up Python binding
         Base::PyGILStateLocker lock;
diff --git a/src/Gui/InputField.cpp b/src/Gui/InputField.cpp
index 41d6e6ce9536..2a64a610e7b4 100644
--- a/src/Gui/InputField.cpp
+++ b/src/Gui/InputField.cpp
@@ -180,7 +180,9 @@ void InputField::newInput(const QString & text)
 {
     Quantity res;
     try {
-        res = Quantity::parse(text);
+        QString input = text;
+        input.remove(locale().groupSeparator());
+        res = Quantity::parse(input);
     }
     catch(Base::Exception &e){
         ErrorText = e.what();
@@ -524,13 +526,16 @@ void InputField::wheelEvent (QWheelEvent * event)
 
 void InputField::fixup(QString& input) const
 {
+    input.remove(locale().groupSeparator());
 }
 
 QValidator::State InputField::validate(QString& input, int& pos) const
 {
     try {
         Quantity res;
-        res = Quantity::parse(input);
+        QString text = input;
+        text.remove(locale().groupSeparator());
+        res = Quantity::parse(text);
 
         double factor;
         QString unitStr;
diff --git a/src/Gui/QuantitySpinBox.cpp b/src/Gui/QuantitySpinBox.cpp
index 4ec7d2a90231..e10aec1d19a3 100644
--- a/src/Gui/QuantitySpinBox.cpp
+++ b/src/Gui/QuantitySpinBox.cpp
@@ -145,7 +145,9 @@ void QuantitySpinBox::userInput(const QString & text)
     Q_D(QuantitySpinBox);
     Base::Quantity res;
     try {
-        res = Base::Quantity::parse(text);
+        QString input = text;
+        input.remove(locale().groupSeparator());
+        res = Base::Quantity::parse(input);
     }
     catch (Base::Exception &e) {
         d->errorText = QString::fromAscii(e.what());
@@ -287,7 +289,7 @@ void QuantitySpinBox::stepBy(int steps)
     else if (val < d->minimum)
         val = d->minimum;
 
-    setValue(val);
+    lineEdit()->setText(QString::fromUtf8("%L1 %2").arg(val).arg(d->unitStr));
     update();
     selectNumber();
 }
@@ -354,6 +356,7 @@ Base::Quantity QuantitySpinBox::valueFromText(const QString &text) const
     Q_D(const QuantitySpinBox);
 
     QString copy = text;
+    copy.remove(locale().groupSeparator());
     int pos = lineEdit()->cursorPosition();
     QValidator::State state = QValidator::Acceptable;
     return d->validateAndInterpret(copy, pos, state);
@@ -364,7 +367,9 @@ QValidator::State QuantitySpinBox::validate(QString &text, int &pos) const
     Q_D(const QuantitySpinBox);
 
     QValidator::State state;
-    d->validateAndInterpret(text, pos, state);
+    QString copy = text;
+    copy.remove(locale().groupSeparator());
+    d->validateAndInterpret(copy, pos, state);
     return state;
 }
 
diff --git a/src/Gui/resource.cpp b/src/Gui/resource.cpp
index 2f10598448a2..ccaf868c6e6d 100644
--- a/src/Gui/resource.cpp
+++ b/src/Gui/resource.cpp
@@ -47,6 +47,7 @@
 #include "DlgCustomizeSpaceball.h"
 #include "DlgCustomizeSpNavSettings.h"
 #include "InputField.h"
+#include "QuantitySpinBox.h"
 
 using namespace Gui;
 using namespace Gui::Dialog;
@@ -100,4 +101,5 @@ WidgetFactorySupplier::WidgetFactorySupplier()
     new WidgetProducer<Gui::UrlLabel>;
     new WidgetProducer<Gui::FileChooser>;
     new WidgetProducer<Gui::UIntSpinBox>;
+    new WidgetProducer<Gui::QuantitySpinBox>;
 }