diff --git a/src/Gui/Quarter/QuarterWidgetP.cpp b/src/Gui/Quarter/QuarterWidgetP.cpp
index ad46e9449f..ea59fc0fb2 100644
--- a/src/Gui/Quarter/QuarterWidgetP.cpp
+++ b/src/Gui/Quarter/QuarterWidgetP.cpp
@@ -34,6 +34,10 @@
 #pragma warning(disable : 4267)
 #endif
 
+#include "QuarterWidgetP.h"
+#include "QuarterWidget.h"
+#include "eventhandlers/EventFilter.h"
+
 #include <QApplication>
 #include <QCursor>
 #include <QMenu>
@@ -48,12 +52,9 @@
 #include <Inventor/scxml/SoScXMLStateMachine.h>
 #include <Inventor/C/glue/gl.h>
 
-#include "QuarterWidgetP.h"
 #include "ContextMenu.h"
 #include "NativeEvent.h"
 #include "QuarterP.h"
-#include "QuarterWidget.h"
-#include "eventhandlers/EventFilter.h"
 
 
 using namespace SIM::Coin3D::Quarter;