diff --git a/src/plugins/valgrind/callgrind/callgrindcallmodel.h b/src/plugins/valgrind/callgrind/callgrindcallmodel.h
index d420abb33b2..b10e872844b 100644
--- a/src/plugins/valgrind/callgrind/callgrindcallmodel.h
+++ b/src/plugins/valgrind/callgrind/callgrindcallmodel.h
@@ -43,7 +43,7 @@ class CallModel : public QAbstractItemModel
     Q_OBJECT
 public:
     CallModel();
-    virtual ~CallModel();
+    ~CallModel() override;
 
     void clear();
 
@@ -59,12 +59,12 @@ public:
     QVector<const FunctionCall *> calls() const;
     const Function *function() const;
 
-    virtual int rowCount(const QModelIndex &parent = QModelIndex()) const;
-    virtual int columnCount(const QModelIndex &parent = QModelIndex()) const;
-    virtual QModelIndex parent(const QModelIndex &child) const;
-    virtual QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const;
-    virtual QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
-    virtual QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
+    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    int columnCount(const QModelIndex &parent = QModelIndex()) const override;
+    QModelIndex parent(const QModelIndex &child) const override;
+    QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override;
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+    QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
 
     enum Columns {
         CallerColumn,
diff --git a/src/plugins/valgrind/callgrind/callgrinddatamodel.h b/src/plugins/valgrind/callgrind/callgrinddatamodel.h
index b1df49d9177..1c235e3c7d2 100644
--- a/src/plugins/valgrind/callgrind/callgrinddatamodel.h
+++ b/src/plugins/valgrind/callgrind/callgrinddatamodel.h
@@ -41,7 +41,7 @@ class DataModel : public QAbstractItemModel
 
 public:
     DataModel();
-    virtual ~DataModel();
+    ~DataModel() override;
 
     virtual void setParseData(const ParseData *data);
     virtual const ParseData *parseData() const;
@@ -53,13 +53,13 @@ public:
     /// By default it is the first event in the @c ParseData, i.e. 0.
     virtual int costEvent() const;
 
-    virtual int rowCount(const QModelIndex &parent = QModelIndex()) const;
-    virtual int columnCount(const QModelIndex &parent = QModelIndex()) const;
-    virtual QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const;
-    virtual QModelIndex parent(const QModelIndex &child) const;
-    virtual QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
-    virtual QVariant headerData(int section, Qt::Orientation orientation,
-                                int role = Qt::DisplayRole) const;
+    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    int columnCount(const QModelIndex &parent = QModelIndex()) const override;
+    QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override;
+    QModelIndex parent(const QModelIndex &child) const override;
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+    QVariant headerData(int section, Qt::Orientation orientation,
+                                int role = Qt::DisplayRole) const override;
 
     QModelIndex indexForObject(const Function *function) const;
 
diff --git a/src/plugins/valgrind/callgrind/callgrindparser.h b/src/plugins/valgrind/callgrind/callgrindparser.h
index 76f1430a2e0..7d53b8abc38 100644
--- a/src/plugins/valgrind/callgrind/callgrindparser.h
+++ b/src/plugins/valgrind/callgrind/callgrindparser.h
@@ -51,7 +51,7 @@ class Parser : public QObject
 
 public:
     explicit Parser(QObject *parent = 0);
-    ~Parser();
+    ~Parser() override;
 
     // get and take ownership of the parsing results. If this function is not called the repository
     // will be destroyed when the parser is destroyed. Subsequent calls return null.
diff --git a/src/plugins/valgrind/callgrind/callgrindproxymodel.h b/src/plugins/valgrind/callgrind/callgrindproxymodel.h
index 12a5213a277..994e8ed67f4 100644
--- a/src/plugins/valgrind/callgrind/callgrindproxymodel.h
+++ b/src/plugins/valgrind/callgrind/callgrindproxymodel.h
@@ -40,7 +40,7 @@ class DataProxyModel : public QSortFilterProxyModel
 public:
     explicit DataProxyModel(QObject *parent = 0);
 
-    virtual void setSourceModel(QAbstractItemModel *sourceModel);
+    void setSourceModel(QAbstractItemModel *sourceModel) override;
 
     QString filterBaseDir() const { return m_baseDir; }
     const Function *filterFunction() const;
@@ -63,7 +63,7 @@ signals:
     void filterMaximumRowsChanged(int rows);
 
 protected:
-    virtual bool filterAcceptsRow(int source_row, const QModelIndex &source_parent) const;
+    bool filterAcceptsRow(int source_row, const QModelIndex &source_parent) const override;
 
 private:
     DataModel *dataModel() const;
diff --git a/src/plugins/valgrind/valgrindplugin.h b/src/plugins/valgrind/valgrindplugin.h
index e6a4fbd8eee..cc41ffab879 100644
--- a/src/plugins/valgrind/valgrindplugin.h
+++ b/src/plugins/valgrind/valgrindplugin.h
@@ -41,7 +41,7 @@ class ValgrindPlugin : public ExtensionSystem::IPlugin
 
 public:
     ValgrindPlugin() {}
-    ~ValgrindPlugin();
+    ~ValgrindPlugin() override;
 
     bool initialize(const QStringList &arguments, QString *errorString) override;
     void extensionsInitialized() override;
diff --git a/src/plugins/valgrind/valgrindrunner.h b/src/plugins/valgrind/valgrindrunner.h
index 2fc308fb7af..b45e3e3d7e2 100644
--- a/src/plugins/valgrind/valgrindrunner.h
+++ b/src/plugins/valgrind/valgrindrunner.h
@@ -42,7 +42,7 @@ class ValgrindRunner : public QObject
 
 public:
     explicit ValgrindRunner(QObject *parent = 0);
-    ~ValgrindRunner();
+    ~ValgrindRunner() override;
 
     void setValgrindExecutable(const QString &executable);
     void setValgrindArguments(const QStringList &toolArguments);
diff --git a/src/plugins/valgrind/valgrindsettings.h b/src/plugins/valgrind/valgrindsettings.h
index 35eca30f4fc..a076596ff30 100644
--- a/src/plugins/valgrind/valgrindsettings.h
+++ b/src/plugins/valgrind/valgrindsettings.h
@@ -61,8 +61,8 @@ public:
 
     ValgrindBaseSettings(ProjectExplorer::RunConfiguration *runConfiguration = nullptr);
 
-    void toMap(QVariantMap &map) const;
-    void fromMap(const QVariantMap &map);
+    void toMap(QVariantMap &map) const override;
+    void fromMap(const QVariantMap &map) override;
 
 signals:
     void changed(); // sent when multiple values have changed simulatenously (e.g. fromMap)
@@ -184,17 +184,17 @@ public:
     ValgrindGlobalSettings();
 
     QWidget *createConfigWidget(QWidget *parent) override;
-    void toMap(QVariantMap &map) const;
-    void fromMap(const QVariantMap &map);
+    void toMap(QVariantMap &map) const override;
+    void fromMap(const QVariantMap &map) override;
 
     /*
      * Global memcheck settings
      */
 public:
-    QStringList suppressionFiles() const;
+    QStringList suppressionFiles() const override;
     // in the global settings we change the internal list directly
-    void addSuppressionFiles(const QStringList &);
-    void removeSuppressionFiles(const QStringList &);
+    void addSuppressionFiles(const QStringList &) override;
+    void removeSuppressionFiles(const QStringList &) override;
 
     // internal settings which don't require any UI
     void setLastSuppressionDialogDirectory(const QString &directory);
@@ -242,17 +242,17 @@ public:
     ValgrindProjectSettings(ProjectExplorer::RunConfiguration *runConfiguration);
 
     QWidget *createConfigWidget(QWidget *parent) override;
-    void toMap(QVariantMap &map) const;
-    void fromMap(const QVariantMap &map);
+    void toMap(QVariantMap &map) const override;
+    void fromMap(const QVariantMap &map) override;
 
     /**
      * Per-project memcheck settings, saves a diff to the global suppression files list
      */
 public:
-    QStringList suppressionFiles() const;
+    QStringList suppressionFiles() const override;
     // in the project-specific settings we store a diff to the global list
-    void addSuppressionFiles(const QStringList &suppressions);
-    void removeSuppressionFiles(const QStringList &suppressions);
+    void addSuppressionFiles(const QStringList &suppressions) override;
+    void removeSuppressionFiles(const QStringList &suppressions) override;
 
 private:
     QStringList m_disabledGlobalSuppressionFiles;