--- Plugins/PluginSystem/IPlugin.h
+++ Plugins/PluginSystem/IPlugin.h
@@ -12,7 +12,7 @@
 #ifndef IPLUGIN_H
 #define IPLUGIN_H
 
-#include "QWidget.h"
+#include <QWidget>
 #include "PluginSettingsModel.h"
 
 #include <QString>