diff --git a/DSView/pv/view/dsldial.h b/DSView/pv/view/dsldial.h
index 9c0895c9..6379bb7f 100644
--- a/DSView/pv/view/dsldial.h
+++ b/DSView/pv/view/dsldial.h
@@ -24,6 +24,7 @@
 
 #include <QRect>
 #include <QPainter>
+#include <QObject>
 
 namespace pv {
 namespace view {
diff --git a/DSView/pv/view/selectableitem.h b/DSView/pv/view/selectableitem.h
index 4a23cc97..463c4911 100644
--- a/DSView/pv/view/selectableitem.h
+++ b/DSView/pv/view/selectableitem.h
@@ -24,7 +24,7 @@
 #define DSVIEW_PV_SELECTABLEITEM_H
 
 #include <list>
-
+#include <QObject>
 #include <QPen>
 
 class QAction;