diff --git a/src/plugins/beautifier/artisticstyle/artisticstyle.h b/src/plugins/beautifier/artisticstyle/artisticstyle.h
index 09624a7d028..e362fdd5fa9 100644
--- a/src/plugins/beautifier/artisticstyle/artisticstyle.h
+++ b/src/plugins/beautifier/artisticstyle/artisticstyle.h
@@ -52,9 +52,9 @@ class ArtisticStyle : public BeautifierAbstractTool
 public:
     explicit ArtisticStyle(BeautifierPlugin *parent = 0);
     virtual ~ArtisticStyle();
-    bool initialize() Q_DECL_OVERRIDE;
-    void updateActions(Core::IEditor *editor) Q_DECL_OVERRIDE;
-    QList<QObject *> autoReleaseObjects() Q_DECL_OVERRIDE;
+    bool initialize() override;
+    void updateActions(Core::IEditor *editor) override;
+    QList<QObject *> autoReleaseObjects() override;
 
 private slots:
     void formatFile();
diff --git a/src/plugins/beautifier/artisticstyle/artisticstyleoptionspage.h b/src/plugins/beautifier/artisticstyle/artisticstyleoptionspage.h
index f68d91a67db..b3e67c5abbd 100644
--- a/src/plugins/beautifier/artisticstyle/artisticstyleoptionspage.h
+++ b/src/plugins/beautifier/artisticstyle/artisticstyleoptionspage.h
@@ -65,9 +65,9 @@ class ArtisticStyleOptionsPage : public Core::IOptionsPage
 
 public:
     explicit ArtisticStyleOptionsPage(ArtisticStyleSettings *settings, QObject *parent = 0);
-    QWidget *widget() Q_DECL_OVERRIDE;
-    void apply() Q_DECL_OVERRIDE;
-    void finish() Q_DECL_OVERRIDE;
+    QWidget *widget() override;
+    void apply() override;
+    void finish() override;
 
 private:
     QPointer<ArtisticStyleOptionsPageWidget> m_widget;
diff --git a/src/plugins/beautifier/artisticstyle/artisticstylesettings.h b/src/plugins/beautifier/artisticstyle/artisticstylesettings.h
index 99b5b1474d8..e8860d10ef3 100644
--- a/src/plugins/beautifier/artisticstyle/artisticstylesettings.h
+++ b/src/plugins/beautifier/artisticstyle/artisticstylesettings.h
@@ -52,7 +52,7 @@ public:
 
     ArtisticStyleSettings();
 
-    void updateVersion() Q_DECL_OVERRIDE;
+    void updateVersion() override;
 
     bool useOtherFiles() const;
     void setUseOtherFiles(bool useOtherFiles);
@@ -66,8 +66,8 @@ public:
     QString customStyle() const;
     void setCustomStyle(const QString &customStyle);
 
-    QString documentationFilePath() const Q_DECL_OVERRIDE;
-    void createDocumentationFile() const Q_DECL_OVERRIDE;
+    QString documentationFilePath() const override;
+    void createDocumentationFile() const override;
 
 private slots:
     void helperSetVersion();
diff --git a/src/plugins/beautifier/beautifierplugin.h b/src/plugins/beautifier/beautifierplugin.h
index c243a3f3374..f8d9517c219 100644
--- a/src/plugins/beautifier/beautifierplugin.h
+++ b/src/plugins/beautifier/beautifierplugin.h
@@ -73,9 +73,9 @@ class BeautifierPlugin : public ExtensionSystem::IPlugin
 public:
     BeautifierPlugin();
     ~BeautifierPlugin();
-    bool initialize(const QStringList &arguments, QString *errorString) Q_DECL_OVERRIDE;
-    void extensionsInitialized() Q_DECL_OVERRIDE;
-    ShutdownFlag aboutToShutdown() Q_DECL_OVERRIDE;
+    bool initialize(const QStringList &arguments, QString *errorString) override;
+    void extensionsInitialized() override;
+    ShutdownFlag aboutToShutdown() override;
 
     QString format(const QString &text, const Command &command, const QString &fileName,
                    bool *timeout = 0);
diff --git a/src/plugins/beautifier/clangformat/clangformat.h b/src/plugins/beautifier/clangformat/clangformat.h
index ac9de157668..c6162e588ab 100644
--- a/src/plugins/beautifier/clangformat/clangformat.h
+++ b/src/plugins/beautifier/clangformat/clangformat.h
@@ -53,9 +53,9 @@ class ClangFormat : public BeautifierAbstractTool
 public:
     explicit ClangFormat(BeautifierPlugin *parent = 0);
     virtual ~ClangFormat();
-    bool initialize() Q_DECL_OVERRIDE;
-    void updateActions(Core::IEditor *editor) Q_DECL_OVERRIDE;
-    QList<QObject *> autoReleaseObjects() Q_DECL_OVERRIDE;
+    bool initialize() override;
+    void updateActions(Core::IEditor *editor) override;
+    QList<QObject *> autoReleaseObjects() override;
 
 private slots:
     void formatFile();
diff --git a/src/plugins/beautifier/clangformat/clangformatoptionspage.h b/src/plugins/beautifier/clangformat/clangformatoptionspage.h
index 24c910c8010..19508a937b7 100644
--- a/src/plugins/beautifier/clangformat/clangformatoptionspage.h
+++ b/src/plugins/beautifier/clangformat/clangformatoptionspage.h
@@ -65,9 +65,9 @@ class ClangFormatOptionsPage : public Core::IOptionsPage
 
 public:
     explicit ClangFormatOptionsPage(ClangFormatSettings *settings, QObject *parent = 0);
-    QWidget *widget() Q_DECL_OVERRIDE;
-    void apply() Q_DECL_OVERRIDE;
-    void finish() Q_DECL_OVERRIDE;
+    QWidget *widget() override;
+    void apply() override;
+    void finish() override;
 
 private:
     QPointer<ClangFormatOptionsPageWidget> m_widget;
diff --git a/src/plugins/beautifier/clangformat/clangformatsettings.h b/src/plugins/beautifier/clangformat/clangformatsettings.h
index 9a5a0a0e643..f92ad8888fd 100644
--- a/src/plugins/beautifier/clangformat/clangformatsettings.h
+++ b/src/plugins/beautifier/clangformat/clangformatsettings.h
@@ -45,9 +45,9 @@ class ClangFormatSettings : public AbstractSettings
 public:
     explicit ClangFormatSettings();
 
-    QString documentationFilePath() const Q_DECL_OVERRIDE;
-    void createDocumentationFile() const Q_DECL_OVERRIDE;
-    QStringList completerWords() Q_DECL_OVERRIDE;
+    QString documentationFilePath() const override;
+    void createDocumentationFile() const override;
+    QStringList completerWords() override;
 
     bool usePredefinedStyle() const;
     void setUsePredefinedStyle(bool usePredefinedStyle);
diff --git a/src/plugins/beautifier/configurationeditor.h b/src/plugins/beautifier/configurationeditor.h
index ee8a3ff5f23..6c1810f9849 100644
--- a/src/plugins/beautifier/configurationeditor.h
+++ b/src/plugins/beautifier/configurationeditor.h
@@ -61,7 +61,7 @@ public:
     void setCommentExpression(const QRegExp &rx);
 
 protected:
-    void highlightBlock(const QString &text) Q_DECL_OVERRIDE;
+    void highlightBlock(const QString &text) override;
 
 private:
     QRegExp m_expressionKeyword;
@@ -80,8 +80,8 @@ public:
     void setCommentExpression(const QRegExp &rx);
 
 protected:
-    bool eventFilter(QObject *object, QEvent *event) Q_DECL_OVERRIDE;
-    void keyPressEvent(QKeyEvent *event) Q_DECL_OVERRIDE;
+    bool eventFilter(QObject *object, QEvent *event) override;
+    void keyPressEvent(QKeyEvent *event) override;
 
 private slots:
     void insertCompleterText(const QString &text);
diff --git a/src/plugins/beautifier/uncrustify/uncrustify.h b/src/plugins/beautifier/uncrustify/uncrustify.h
index e443e1c84aa..5c85aefea54 100644
--- a/src/plugins/beautifier/uncrustify/uncrustify.h
+++ b/src/plugins/beautifier/uncrustify/uncrustify.h
@@ -52,9 +52,9 @@ class Uncrustify : public BeautifierAbstractTool
 public:
     explicit Uncrustify(BeautifierPlugin *parent = 0);
     virtual ~Uncrustify();
-    bool initialize() Q_DECL_OVERRIDE;
-    void updateActions(Core::IEditor *editor) Q_DECL_OVERRIDE;
-    QList<QObject *> autoReleaseObjects() Q_DECL_OVERRIDE;
+    bool initialize() override;
+    void updateActions(Core::IEditor *editor) override;
+    QList<QObject *> autoReleaseObjects() override;
 
 private slots:
     void formatFile();
diff --git a/src/plugins/beautifier/uncrustify/uncrustifyoptionspage.h b/src/plugins/beautifier/uncrustify/uncrustifyoptionspage.h
index b4899d3a8a0..aa1e4b37b8a 100644
--- a/src/plugins/beautifier/uncrustify/uncrustifyoptionspage.h
+++ b/src/plugins/beautifier/uncrustify/uncrustifyoptionspage.h
@@ -65,9 +65,9 @@ class UncrustifyOptionsPage : public Core::IOptionsPage
 
 public:
     explicit UncrustifyOptionsPage(UncrustifySettings *settings, QObject *parent = 0);
-    QWidget *widget() Q_DECL_OVERRIDE;
-    void apply() Q_DECL_OVERRIDE;
-    void finish() Q_DECL_OVERRIDE;
+    QWidget *widget() override;
+    void apply() override;
+    void finish() override;
 
 private:
     QPointer<UncrustifyOptionsPageWidget> m_widget;
diff --git a/src/plugins/beautifier/uncrustify/uncrustifysettings.h b/src/plugins/beautifier/uncrustify/uncrustifysettings.h
index 50cb3b0a528..65066727103 100644
--- a/src/plugins/beautifier/uncrustify/uncrustifysettings.h
+++ b/src/plugins/beautifier/uncrustify/uncrustifysettings.h
@@ -55,8 +55,8 @@ public:
     QString customStyle() const;
     void setCustomStyle(const QString &customStyle);
 
-    QString documentationFilePath() const Q_DECL_OVERRIDE;
-    void createDocumentationFile() const Q_DECL_OVERRIDE;
+    QString documentationFilePath() const override;
+    void createDocumentationFile() const override;
 };
 
 } // namespace Uncrustify