diff --git a/project_fs/filterdialog.h b/project_fs/filterdialog.h
index 5113f09..2bdb0a9 100644
--- a/project_fs/filterdialog.h
+++ b/project_fs/filterdialog.h
@@ -27,7 +27,7 @@ public:
 	void setFilter(const Filter & f);
 
 protected:
-	void changeEvent(QEvent *e);
+	void changeEvent(QEvent *e) override;
 
 	QStringList getFilters(QLineEdit * le) const;
 	void setFilters(QLineEdit * le, QStringList f);
diff --git a/project_fs/projectfilesystemplugin.h b/project_fs/projectfilesystemplugin.h
index b04970e..62801ad 100644
--- a/project_fs/projectfilesystemplugin.h
+++ b/project_fs/projectfilesystemplugin.h
@@ -17,9 +17,9 @@ namespace ProjectFilesystemPlugin {
 			ProjectFilesystemPluginPlugin();
 			~ProjectFilesystemPluginPlugin();
 
-			bool initialize(const QStringList &arguments, QString *errorString);
-			void extensionsInitialized();
-			ShutdownFlag aboutToShutdown();
+			bool initialize(const QStringList &arguments, QString *errorString) override;
+			void extensionsInitialized() override;
+			ShutdownFlag aboutToShutdown() override;
 
 		private:
 			void triggerAction();
diff --git a/project_fs/projectfilesystemwidget.h b/project_fs/projectfilesystemwidget.h
index d55f6d3..01bc87b 100644
--- a/project_fs/projectfilesystemwidget.h
+++ b/project_fs/projectfilesystemwidget.h
@@ -27,8 +27,9 @@ public:
 	void setCurrentSearch(QString v) {lineFilter->setText(v);}
 
 protected:
-	void changeEvent(QEvent * e);
-	void timerEvent(QTimerEvent * e);
+	void changeEvent(QEvent * e) override;
+	void timerEvent(QTimerEvent * e) override;
+
 	void createTree(QTreeWidgetItem * ti, const QString & dir, bool proc_events = true);
 	void createProjectTree(void * p);
 	void projectNameChanged();
diff --git a/project_fs/projectfilesystemwidgetplugin.cpp b/project_fs/projectfilesystemwidgetplugin.cpp
index 1a05f90..d856e3b 100644
--- a/project_fs/projectfilesystemwidgetplugin.cpp
+++ b/project_fs/projectfilesystemwidgetplugin.cpp
@@ -1,6 +1,7 @@
 #include "projectfilesystemwidgetplugin.h"
 #include "projectfilesystemwidget.h"
 #include <utils/utilsicons.h>
+#include <utils/qtcsettings.h>
 #include <QToolButton>
 #include <QSettings>
 #include <QMessageBox>
@@ -29,7 +30,7 @@ Core::NavigationView ProjectFSWidgetFactory::createWidget() {
 }
 
 
-void ProjectFSWidgetFactory::saveSettings(QSettings * settings, int position, QWidget * widget) {
+void ProjectFSWidgetFactory::saveSettings(Utils::QtcSettings * settings, int position, QWidget * widget) {
 	//QMessageBox::information(0, "", QString::fromLatin1(widget->metaObject()->className()));
 	ProjectFilesystemWidget * w = qobject_cast<ProjectFilesystemWidget * >(widget);
 	if (!w) return;
diff --git a/project_fs/projectfilesystemwidgetplugin.h b/project_fs/projectfilesystemwidgetplugin.h
index 9517723..8af041c 100644
--- a/project_fs/projectfilesystemwidgetplugin.h
+++ b/project_fs/projectfilesystemwidgetplugin.h
@@ -10,12 +10,12 @@ public:
 	ProjectFSWidgetFactory();
 	~ProjectFSWidgetFactory() {}
 
-	Core::NavigationView createWidget();
+	Core::NavigationView createWidget() override;
 
-	void saveSettings(QSettings * settings, int position, QWidget * widget);
-	void restoreSettings(QSettings * settings, int position, QWidget * widget);
+	void saveSettings(Utils::QtcSettings * settings, int position, QWidget * widget) override;
+	void restoreSettings(QSettings * settings, int position, QWidget * widget) override;
 
-	void changeEvent(QEvent * e);
+	void changeEvent(QEvent * e) override;
 	
 	QToolButton * btn_reload = nullptr, * btn_filters = nullptr;