diff --git a/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.cpp b/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.cpp
index 7ba2438effc3b2bd811e0ff0cbf688cd8f94fdd1..e56ae276560d28e6d10383f184ad16f713b52d31 100644
--- a/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.cpp
+++ b/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.cpp
@@ -48,6 +48,7 @@
 #include <QMimeData>
 #include <QWheelEvent>
 #include <QMenu>
+#include <QApplication>
 
 #include <QDeclarativeView>
 #include <QDeclarativeItem>