diff --git a/src/plugins/qt4projectmanager/qt-desktop/desktopqtversion.h b/src/plugins/qt4projectmanager/qt-desktop/desktopqtversion.h
index ddefba095caf6287bd2527c88a416975a12f8e91..44b61807d19e0aebef0e5d73d8a1874da5059780 100644
--- a/src/plugins/qt4projectmanager/qt-desktop/desktopqtversion.h
+++ b/src/plugins/qt4projectmanager/qt-desktop/desktopqtversion.h
@@ -47,16 +47,16 @@ public:
     ~DesktopQtVersion();
     DesktopQtVersion *clone() const;
 
-    virtual QString type() const;
+    QString type() const;
 
-    virtual bool isValid() const;
-    virtual QString invalidReason() const;
-    virtual QString warningReason() const;
+    bool isValid() const;
+    QString invalidReason() const;
+    QString warningReason() const;
 
-    virtual QList<ProjectExplorer::Abi> qtAbis() const;
+    QList<ProjectExplorer::Abi> qtAbis() const;
 
-    virtual bool supportsTargetId(const QString &id) const;
-    virtual QSet<QString> supportedTargetIds() const;
+    bool supportsTargetId(const QString &id) const;
+    QSet<QString> supportedTargetIds() const;
 
     QString description() const;
 
diff --git a/src/plugins/qt4projectmanager/qt-desktop/simulatorqtversion.h b/src/plugins/qt4projectmanager/qt-desktop/simulatorqtversion.h
index 832039309a1418d31b7097fb5eb42f6110a2a4dc..14e1e79bb92c3623a4af3297e3c9dcb96e3d664d 100644
--- a/src/plugins/qt4projectmanager/qt-desktop/simulatorqtversion.h
+++ b/src/plugins/qt4projectmanager/qt-desktop/simulatorqtversion.h
@@ -47,16 +47,16 @@ public:
     ~SimulatorQtVersion();
     SimulatorQtVersion *clone() const;
 
-    virtual QString type() const;
+    QString type() const;
 
-    virtual bool isValid() const;
-    virtual QString invalidReason() const;
-    virtual QString warningReason() const;
+    bool isValid() const;
+    QString invalidReason() const;
+    QString warningReason() const;
 
-    virtual QList<ProjectExplorer::Abi> qtAbis() const;
+    QList<ProjectExplorer::Abi> qtAbis() const;
 
-    virtual bool supportsTargetId(const QString &id) const;
-    virtual QSet<QString> supportedTargetIds() const;
+    bool supportsTargetId(const QString &id) const;
+    QSet<QString> supportedTargetIds() const;
 
     QString description() const;
 
diff --git a/src/plugins/qt4projectmanager/qt-s60/symbianqtversion.h b/src/plugins/qt4projectmanager/qt-s60/symbianqtversion.h
index 6da4ed421a9779e6bda77ca085e4464d23682637..cfb26622cc323c2f4e013cc5bc862a1416f866be 100644
--- a/src/plugins/qt4projectmanager/qt-s60/symbianqtversion.h
+++ b/src/plugins/qt4projectmanager/qt-s60/symbianqtversion.h
@@ -50,30 +50,30 @@ public:
 
     QString type() const;
 
-    virtual bool isValid() const;
-    virtual QString invalidReason() const;
+    bool isValid() const;
+    QString invalidReason() const;
 
-    virtual bool toolChainAvailable(const QString &id) const;
+    bool toolChainAvailable(const QString &id) const;
 
-    virtual void restoreLegacySettings(QSettings *s);
-    virtual void fromMap(const QVariantMap &map);
-    virtual QVariantMap toMap() const;
+    void restoreLegacySettings(QSettings *s);
+    void fromMap(const QVariantMap &map);
+    QVariantMap toMap() const;
 
-    virtual QList<ProjectExplorer::Abi> qtAbis() const;
+    QList<ProjectExplorer::Abi> qtAbis() const;
 
-    virtual bool supportsTargetId(const QString &id) const;
-    virtual QSet<QString> supportedTargetIds() const;
+    bool supportsTargetId(const QString &id) const;
+    QSet<QString> supportedTargetIds() const;
 
-    virtual QString description() const;
+    QString description() const;
 
-    virtual bool supportsShadowBuilds() const;
-    virtual bool supportsBinaryDebuggingHelper() const;
-    virtual void addToEnvironment(Utils::Environment &env) const;
-    virtual QList<ProjectExplorer::HeaderPath> systemHeaderPathes() const;
+    bool supportsShadowBuilds() const;
+    bool supportsBinaryDebuggingHelper() const;
+    void addToEnvironment(Utils::Environment &env) const;
+    QList<ProjectExplorer::HeaderPath> systemHeaderPathes() const;
 
-    virtual ProjectExplorer::IOutputParser *createOutputParser() const;
+    ProjectExplorer::IOutputParser *createOutputParser() const;
 
-    virtual QString systemRoot() const;
+    QString systemRoot() const;
     void setSystemRoot(const QString &);
 
     bool isBuildWithSymbianSbsV2() const;
@@ -81,7 +81,7 @@ public:
     QString sbsV2Directory() const;
     void setSbsV2Directory(const QString &directory);
 
-    virtual QtSupport::QtConfigWidget *createConfigurationWidget() const;
+    QtSupport::QtConfigWidget *createConfigurationWidget() const;
 
 protected:
     QList<ProjectExplorer::Task> reportIssuesImpl(const QString &proFile, const QString &buildDir);
diff --git a/src/plugins/qt4projectmanager/winceqtversion.h b/src/plugins/qt4projectmanager/winceqtversion.h
index 8c87af0995c17989f619e889d17ca38e6e278bb3..b57e01fd50dbb6c1355604772c51f4f7dd9d1f17 100644
--- a/src/plugins/qt4projectmanager/winceqtversion.h
+++ b/src/plugins/qt4projectmanager/winceqtversion.h
@@ -48,10 +48,10 @@ public:
 
     QString type() const;
 
-    virtual QList<ProjectExplorer::Abi> qtAbis() const;
+    QList<ProjectExplorer::Abi> qtAbis() const;
 
-    virtual bool supportsTargetId(const QString &id) const;
-    virtual QSet<QString> supportedTargetIds() const;
+    bool supportsTargetId(const QString &id) const;
+    QSet<QString> supportedTargetIds() const;
 
     QString description() const;
 };
diff --git a/src/plugins/remotelinux/maemoqtversion.h b/src/plugins/remotelinux/maemoqtversion.h
index 2711a658db78d06791b658059fa87cf5744de482..7c64453eeb9a5aed2b3d3633bc35730b16ca45e3 100644
--- a/src/plugins/remotelinux/maemoqtversion.h
+++ b/src/plugins/remotelinux/maemoqtversion.h
@@ -47,18 +47,18 @@ public:
     void fromMap(const QVariantMap &map);
     MaemoQtVersion *clone() const;
 
-    virtual QString type() const;
-    virtual bool isValid() const;
-    virtual QString systemRoot() const;
-    virtual QList<ProjectExplorer::Abi> qtAbis() const;
+    QString type() const;
+    bool isValid() const;
+    QString systemRoot() const;
+    QList<ProjectExplorer::Abi> qtAbis() const;
     void addToEnvironment(Utils::Environment &env) const;
 
-    virtual bool supportsTargetId(const QString &id) const;
-    virtual QSet<QString> supportedTargetIds() const;
+    bool supportsTargetId(const QString &id) const;
+    QSet<QString> supportedTargetIds() const;
 
-    virtual QString description() const;
+    QString description() const;
 
-    virtual bool supportsShadowBuilds() const;
+    bool supportsShadowBuilds() const;
     QString osType() const;
 private:
     mutable QString m_systemRoot;