diff --git a/effects.cpp b/effects.cpp
index 2c566a5d7c..02286dc1eb 100644
--- a/effects.cpp
+++ b/effects.cpp
@@ -1019,7 +1019,7 @@ EffectWindowList EffectsHandlerImpl::stackingOrder() const
     return ret;
 }
 
-void EffectsHandlerImpl::setElevatedWindow(EffectWindow* w, bool set)
+void EffectsHandlerImpl::setElevatedWindow(KWin::EffectWindow* w, bool set)
 {
     elevated_windows.removeAll(w);
     if (set)
diff --git a/effects.h b/effects.h
index ae71d61b75..59339ae5de 100644
--- a/effects.h
+++ b/effects.h
@@ -125,7 +125,7 @@ public:
     void stopMousePolling() override;
     EffectWindow* findWindow(WId id) const override;
     EffectWindowList stackingOrder() const override;
-    void setElevatedWindow(EffectWindow* w, bool set) override;
+    void setElevatedWindow(KWin::EffectWindow* w, bool set) override;
 
     void setTabBoxWindow(EffectWindow*) override;
     void setTabBoxDesktop(int) override;
diff --git a/libkwineffects/kwineffects.h b/libkwineffects/kwineffects.h
index 22df5aafde..151cc48310 100644
--- a/libkwineffects/kwineffects.h
+++ b/libkwineffects/kwineffects.h
@@ -929,7 +929,7 @@ public:
     Q_SCRIPTABLE virtual KWin::EffectWindow* findWindow(WId id) const = 0;
     virtual EffectWindowList stackingOrder() const = 0;
     // window will be temporarily painted as if being at the top of the stack
-    virtual void setElevatedWindow(EffectWindow* w, bool set) = 0;
+    Q_SCRIPTABLE virtual void setElevatedWindow(KWin::EffectWindow* w, bool set) = 0;
 
     virtual void setTabBoxWindow(EffectWindow*) = 0;
     virtual void setTabBoxDesktop(int) = 0;