diff -r 96cb15a7611f -r 502c866b8512 src/editmodes/rectangleMode.cpp
--- a/src/editmodes/rectangleMode.cpp	Tue Feb 14 15:11:33 2017 +0200
+++ b/src/editmodes/rectangleMode.cpp	Tue Feb 14 15:21:34 2017 +0200
@@ -18,9 +18,10 @@
 
 #include <QPainter>
 #include <QMouseEvent>
+#include "../canvas.h"
 #include "rectangleMode.h"
 #include "../linetypes/modelobject.h"
-#include "../canvas.h"
+#include "../linetypes/quadrilateral.h"
 
 RectangleMode::RectangleMode (Canvas* canvas) :
     Super (canvas),