diff --git a/kwin/effects/dimscreen/dimscreen.cpp b/kwin/effects/dimscreen/dimscreen.cpp
index 0bae6b66..d3730c66 100644
--- a/kwin/effects/dimscreen/dimscreen.cpp
+++ b/kwin/effects/dimscreen/dimscreen.cpp
@@ -28,7 +28,10 @@ DimScreenEffect::DimScreenEffect()
     , deactivateAnimation(false)
 {
     reconfigure(ReconfigureAll);
-    connect(effects, SIGNAL(windowActivated(KWin::EffectWindow*)), this, SLOT(slotWindowActivated(KWin::EffectWindow*)));
+    connect(
+        effects, SIGNAL(windowActivated(KWin::EffectWindow*)),
+        this, SLOT(slotWindowActivated(KWin::EffectWindow*))
+    );
 }
 
 DimScreenEffect::~DimScreenEffect()
@@ -83,7 +86,9 @@ void DimScreenEffect::paintWindow(EffectWindow *w, int mask, QRegion region, Win
 
 void DimScreenEffect::slotWindowActivated(EffectWindow *w)
 {
-    if (!w) return;
+    if (!w) {
+        return;
+    }
     QStringList check;
     check << "kdesu kdesu";
     check << "kdesudo kdesudo";
diff --git a/kwin/effects/dimscreen/dimscreen.h b/kwin/effects/dimscreen/dimscreen.h
index 556aafc1..33e9e69a 100644
--- a/kwin/effects/dimscreen/dimscreen.h
+++ b/kwin/effects/dimscreen/dimscreen.h
@@ -35,11 +35,11 @@ public:
     DimScreenEffect();
     ~DimScreenEffect();
 
-    virtual void reconfigure(ReconfigureFlags);
-    virtual void prePaintScreen(ScreenPrePaintData& data, int time);
-    virtual void postPaintScreen();
-    virtual void paintWindow(EffectWindow *w, int mask, QRegion region, WindowPaintData &data);
-    virtual bool isActive() const;
+    void reconfigure(ReconfigureFlags) final;
+    void prePaintScreen(ScreenPrePaintData& data, int time) final;
+    void postPaintScreen();
+    void paintWindow(EffectWindow *w, int mask, QRegion region, WindowPaintData &data) final;
+    bool isActive() const final;
 
 public Q_SLOTS:
     void slotWindowActivated(KWin::EffectWindow *w);