--- rosegarden-4-1.0.orig/gui/qcanvasgroupableitem.h	2005-11-09 14:49:19.000000000 +0100
+++ rosegarden-4-1.0/gui/qcanvasgroupableitem.h	2005-11-09 15:59:21.000000000 +0100
@@ -24,6 +24,8 @@
 
 #include <qcanvas.h>
 
+class QCanvasItemGroup;
+
 /**
  * This class is meant to be inherited by QCanvasItem children to make
  * them groupable.