diff --git a/src/plugins/help/helpviewer.cpp b/src/plugins/help/helpviewer.cpp
index 58b7f473b06..faf2752c075 100644
--- a/src/plugins/help/helpviewer.cpp
+++ b/src/plugins/help/helpviewer.cpp
@@ -35,12 +35,12 @@
 #include "helpconstants.h"
 #include "localhelpmanager.h"
 
-#include <QtCore/QCoreApplication>
 #include <QtCore/QFileInfo>
 #include <QtCore/QStringBuilder>
 #include <QtCore/QTemporaryFile>
 #include <QtCore/QUrl>
 
+#include <QtGui/QApplication>
 #include <QtGui/QDesktopServices>
 #include <QtGui/QMouseEvent>