diff --git a/src/deleted.cpp b/src/deleted.cpp
index fd955b939c..aa26a4a2f0 100644
--- a/src/deleted.cpp
+++ b/src/deleted.cpp
@@ -52,7 +52,7 @@ Deleted::~Deleted()
     deleteShadow();
 }
 
-WindowItem *Deleted::createItem()
+WindowItem *Deleted::createItem(Scene *scene)
 {
     Q_UNREACHABLE();
 }
diff --git a/src/deleted.h b/src/deleted.h
index b05a4ce8f7..12d438003e 100644
--- a/src/deleted.h
+++ b/src/deleted.h
@@ -104,7 +104,7 @@ public:
     { /* nothing to do */
         return geometry;
     }
-    WindowItem *createItem() override;
+    WindowItem *createItem(Scene *scene) override;
 
     /**
      * Returns whether the client was a popup.
diff --git a/src/internalwindow.cpp b/src/internalwindow.cpp
index 7ba118f2bb..1c546761ad 100644
--- a/src/internalwindow.cpp
+++ b/src/internalwindow.cpp
@@ -67,9 +67,9 @@ InternalWindow::~InternalWindow()
 {
 }
 
-WindowItem *InternalWindow::createItem()
+WindowItem *InternalWindow::createItem(Scene *scene)
 {
-    return new WindowItemInternal(this);
+    return new WindowItemInternal(this, scene);
 }
 
 bool InternalWindow::isClient() const
diff --git a/src/internalwindow.h b/src/internalwindow.h
index 426b2d2e57..a7e930a810 100644
--- a/src/internalwindow.h
+++ b/src/internalwindow.h
@@ -72,7 +72,7 @@ protected:
     void doInteractiveResizeSync(const QRectF &rect) override;
     void updateCaption() override;
     void moveResizeInternal(const QRectF &rect, MoveResizeMode mode) override;
-    WindowItem *createItem() override;
+    WindowItem *createItem(Scene *scene) override;
 
 private:
     void requestGeometry(const QRectF &rect);
diff --git a/src/scene/decorationitem.cpp b/src/scene/decorationitem.cpp
index 613c35ec5e..05d60cb56f 100644
--- a/src/scene/decorationitem.cpp
+++ b/src/scene/decorationitem.cpp
@@ -124,8 +124,8 @@ void DecorationRenderer::renderToPainter(QPainter *painter, const QRect &rect)
     client()->decoration()->paint(painter, rect);
 }
 
-DecorationItem::DecorationItem(KDecoration2::Decoration *decoration, Window *window, Item *parent)
-    : Item(parent)
+DecorationItem::DecorationItem(KDecoration2::Decoration *decoration, Window *window, Scene *scene, Item *parent)
+    : Item(scene, parent)
     , m_window(window)
 {
     m_renderer.reset(Compositor::self()->scene()->createDecorationRenderer(window->decoratedClient()));
diff --git a/src/scene/decorationitem.h b/src/scene/decorationitem.h
index ca8eb7ee82..64a6fb6778 100644
--- a/src/scene/decorationitem.h
+++ b/src/scene/decorationitem.h
@@ -79,7 +79,7 @@ class KWIN_EXPORT DecorationItem : public Item
     Q_OBJECT
 
 public:
-    explicit DecorationItem(KDecoration2::Decoration *decoration, Window *window, Item *parent = nullptr);
+    explicit DecorationItem(KDecoration2::Decoration *decoration, Window *window, Scene *scene, Item *parent = nullptr);
 
     DecorationRenderer *renderer() const;
     Window *window() const;
diff --git a/src/scene/dndiconitem.cpp b/src/scene/dndiconitem.cpp
index dd48f01e23..c2577b6f51 100644
--- a/src/scene/dndiconitem.cpp
+++ b/src/scene/dndiconitem.cpp
@@ -12,10 +12,10 @@
 namespace KWin
 {
 
-DragAndDropIconItem::DragAndDropIconItem(KWaylandServer::DragAndDropIcon *icon, Item *parent)
-    : Item(parent)
+DragAndDropIconItem::DragAndDropIconItem(KWaylandServer::DragAndDropIcon *icon, Scene *scene, Item *parent)
+    : Item(scene, parent)
 {
-    m_surfaceItem = std::make_unique<SurfaceItemWayland>(icon->surface(), this);
+    m_surfaceItem = std::make_unique<SurfaceItemWayland>(icon->surface(), scene, this);
     m_surfaceItem->setPosition(icon->position());
 
     connect(icon, &KWaylandServer::DragAndDropIcon::destroyed, this, [this]() {
diff --git a/src/scene/dndiconitem.h b/src/scene/dndiconitem.h
index 974bc8f417..d79f09e12a 100644
--- a/src/scene/dndiconitem.h
+++ b/src/scene/dndiconitem.h
@@ -23,7 +23,7 @@ class DragAndDropIconItem : public Item
     Q_OBJECT
 
 public:
-    explicit DragAndDropIconItem(KWaylandServer::DragAndDropIcon *icon, Item *parent = nullptr);
+    explicit DragAndDropIconItem(KWaylandServer::DragAndDropIcon *icon, Scene *scene, Item *parent = nullptr);
     ~DragAndDropIconItem() override;
 
     void frameRendered(quint32 timestamp);
diff --git a/src/scene/item.cpp b/src/scene/item.cpp
index 73d1bcbeb1..3069856c16 100644
--- a/src/scene/item.cpp
+++ b/src/scene/item.cpp
@@ -5,7 +5,6 @@
 */
 
 #include "scene/item.h"
-#include "composite.h"
 #include "core/renderlayer.h"
 #include "core/renderloop.h"
 #include "scene/scene.h"
@@ -14,8 +13,8 @@
 namespace KWin
 {
 
-Item::Item(Item *parent)
-    : m_scene(Compositor::self()->scene())
+Item::Item(Scene *scene, Item *parent)
+    : m_scene(scene)
 {
     setParentItem(parent);
     connect(m_scene, &Scene::delegateRemoved, this, &Item::removeRepaints);
@@ -31,6 +30,11 @@ Item::~Item()
     }
 }
 
+Scene *Item::scene() const
+{
+    return m_scene;
+}
+
 qreal Item::opacity() const
 {
     return m_opacity;
@@ -76,6 +80,7 @@ void Item::setParentItem(Item *item)
     }
     m_parentItem = item;
     if (m_parentItem) {
+        Q_ASSERT(m_parentItem->m_scene == m_scene);
         m_parentItem->addChild(this);
     }
     updateEffectiveVisibility();
diff --git a/src/scene/item.h b/src/scene/item.h
index 709edcda35..51b57bc90e 100644
--- a/src/scene/item.h
+++ b/src/scene/item.h
@@ -29,9 +29,11 @@ class KWIN_EXPORT Item : public QObject
     Q_OBJECT
 
 public:
-    explicit Item(Item *parent = nullptr);
+    explicit Item(Scene *scene, Item *parent = nullptr);
     ~Item() override;
 
+    Scene *scene() const;
+
     qreal opacity() const;
     void setOpacity(qreal opacity);
 
diff --git a/src/scene/scene.cpp b/src/scene/scene.cpp
index 2b8b33f441..4a9e9a726c 100644
--- a/src/scene/scene.cpp
+++ b/src/scene/scene.cpp
@@ -168,7 +168,7 @@ void Scene::createDndIconItem()
     if (!dragIcon) {
         return;
     }
-    m_dndIcon = std::make_unique<DragAndDropIconItem>(dragIcon);
+    m_dndIcon = std::make_unique<DragAndDropIconItem>(dragIcon, this);
     if (waylandServer()->seat()->isDragPointer()) {
         m_dndIcon->setPosition(waylandServer()->seat()->pointerPos());
         connect(waylandServer()->seat(), &KWaylandServer::SeatInterface::pointerPosChanged, m_dndIcon.get(), [this]() {
diff --git a/src/scene/shadowitem.cpp b/src/scene/shadowitem.cpp
index ec39af4eed..28dbf213df 100644
--- a/src/scene/shadowitem.cpp
+++ b/src/scene/shadowitem.cpp
@@ -11,8 +11,8 @@
 namespace KWin
 {
 
-ShadowItem::ShadowItem(Shadow *shadow, Window *window, Item *parent)
-    : Item(parent)
+ShadowItem::ShadowItem(Shadow *shadow, Window *window, Scene *scene, Item *parent)
+    : Item(scene, parent)
     , m_window(window)
     , m_shadow(shadow)
 {
diff --git a/src/scene/shadowitem.h b/src/scene/shadowitem.h
index 59ea62b3d3..45eca20d99 100644
--- a/src/scene/shadowitem.h
+++ b/src/scene/shadowitem.h
@@ -23,7 +23,7 @@ class KWIN_EXPORT ShadowItem : public Item
     Q_OBJECT
 
 public:
-    explicit ShadowItem(Shadow *shadow, Window *window, Item *parent = nullptr);
+    explicit ShadowItem(Shadow *shadow, Window *window, Scene *scene, Item *parent = nullptr);
     ~ShadowItem() override;
 
     Shadow *shadow() const;
diff --git a/src/scene/surfaceitem.cpp b/src/scene/surfaceitem.cpp
index 931c88f0bb..deb0b99d97 100644
--- a/src/scene/surfaceitem.cpp
+++ b/src/scene/surfaceitem.cpp
@@ -9,8 +9,8 @@
 namespace KWin
 {
 
-SurfaceItem::SurfaceItem(Item *parent)
-    : Item(parent)
+SurfaceItem::SurfaceItem(Scene *scene, Item *parent)
+    : Item(scene, parent)
 {
 }
 
diff --git a/src/scene/surfaceitem.h b/src/scene/surfaceitem.h
index 9a03df0fec..492f9a3b65 100644
--- a/src/scene/surfaceitem.h
+++ b/src/scene/surfaceitem.h
@@ -45,7 +45,7 @@ Q_SIGNALS:
     void damaged();
 
 protected:
-    explicit SurfaceItem(Item *parent = nullptr);
+    explicit SurfaceItem(Scene *scene, Item *parent = nullptr);
 
     virtual std::unique_ptr<SurfacePixmap> createPixmap() = 0;
     void preprocess() override;
diff --git a/src/scene/surfaceitem_internal.cpp b/src/scene/surfaceitem_internal.cpp
index 821d4a0e64..e660c971ea 100644
--- a/src/scene/surfaceitem_internal.cpp
+++ b/src/scene/surfaceitem_internal.cpp
@@ -15,8 +15,8 @@
 namespace KWin
 {
 
-SurfaceItemInternal::SurfaceItemInternal(InternalWindow *window, Item *parent)
-    : SurfaceItem(parent)
+SurfaceItemInternal::SurfaceItemInternal(InternalWindow *window, Scene *scene, Item *parent)
+    : SurfaceItem(scene, parent)
     , m_window(window)
 {
     connect(window, &Window::bufferGeometryChanged,
diff --git a/src/scene/surfaceitem_internal.h b/src/scene/surfaceitem_internal.h
index 6bd0d1809c..b284696b66 100644
--- a/src/scene/surfaceitem_internal.h
+++ b/src/scene/surfaceitem_internal.h
@@ -24,7 +24,7 @@ class KWIN_EXPORT SurfaceItemInternal : public SurfaceItem
     Q_OBJECT
 
 public:
-    explicit SurfaceItemInternal(InternalWindow *window, Item *parent = nullptr);
+    explicit SurfaceItemInternal(InternalWindow *window, Scene *scene, Item *parent = nullptr);
 
     Window *window() const;
 
diff --git a/src/scene/surfaceitem_wayland.cpp b/src/scene/surfaceitem_wayland.cpp
index 06a2ce8e62..66d1063a28 100644
--- a/src/scene/surfaceitem_wayland.cpp
+++ b/src/scene/surfaceitem_wayland.cpp
@@ -15,8 +15,8 @@
 namespace KWin
 {
 
-SurfaceItemWayland::SurfaceItemWayland(KWaylandServer::SurfaceInterface *surface, Item *parent)
-    : SurfaceItem(parent)
+SurfaceItemWayland::SurfaceItemWayland(KWaylandServer::SurfaceInterface *surface, Scene *scene, Item *parent)
+    : SurfaceItem(scene, parent)
     , m_surface(surface)
 {
     connect(surface, &KWaylandServer::SurfaceInterface::surfaceToBufferMatrixChanged,
@@ -94,7 +94,7 @@ SurfaceItemWayland *SurfaceItemWayland::getOrCreateSubSurfaceItem(KWaylandServer
 {
     SurfaceItemWayland *&item = m_subsurfaces[child];
     if (!item) {
-        item = new SurfaceItemWayland(child->surface());
+        item = new SurfaceItemWayland(child->surface(), scene());
         item->setParent(this);
         item->setParentItem(this);
     }
@@ -202,8 +202,8 @@ void SurfacePixmapWayland::setBuffer(KWaylandServer::ClientBuffer *buffer)
     }
 }
 
-SurfaceItemXwayland::SurfaceItemXwayland(Window *window, Item *parent)
-    : SurfaceItemWayland(window->surface(), parent)
+SurfaceItemXwayland::SurfaceItemXwayland(Window *window, Scene *scene, Item *parent)
+    : SurfaceItemWayland(window->surface(), scene, parent)
     , m_window(window)
 {
     connect(window, &Window::geometryShapeChanged, this, &SurfaceItemXwayland::discardQuads);
diff --git a/src/scene/surfaceitem_wayland.h b/src/scene/surfaceitem_wayland.h
index c7b1145e0a..1d279deb74 100644
--- a/src/scene/surfaceitem_wayland.h
+++ b/src/scene/surfaceitem_wayland.h
@@ -28,7 +28,7 @@ class KWIN_EXPORT SurfaceItemWayland : public SurfaceItem
     Q_OBJECT
 
 public:
-    explicit SurfaceItemWayland(KWaylandServer::SurfaceInterface *surface, Item *parent = nullptr);
+    explicit SurfaceItemWayland(KWaylandServer::SurfaceInterface *surface, Scene *scene, Item *parent = nullptr);
 
     QVector<QRectF> shape() const override;
     QRegion opaque() const override;
@@ -87,7 +87,7 @@ class KWIN_EXPORT SurfaceItemXwayland : public SurfaceItemWayland
     Q_OBJECT
 
 public:
-    explicit SurfaceItemXwayland(Window *window, Item *parent = nullptr);
+    explicit SurfaceItemXwayland(Window *window, Scene *scene, Item *parent = nullptr);
 
     QVector<QRectF> shape() const override;
 
diff --git a/src/scene/surfaceitem_x11.cpp b/src/scene/surfaceitem_x11.cpp
index 07483b95a6..8859f8be9c 100644
--- a/src/scene/surfaceitem_x11.cpp
+++ b/src/scene/surfaceitem_x11.cpp
@@ -13,8 +13,8 @@
 namespace KWin
 {
 
-SurfaceItemX11::SurfaceItemX11(Window *window, Item *parent)
-    : SurfaceItem(parent)
+SurfaceItemX11::SurfaceItemX11(Window *window, Scene *scene, Item *parent)
+    : SurfaceItem(scene, parent)
     , m_window(window)
 {
     connect(window, &Window::bufferGeometryChanged,
diff --git a/src/scene/surfaceitem_x11.h b/src/scene/surfaceitem_x11.h
index 076c735705..0ab3a5826c 100644
--- a/src/scene/surfaceitem_x11.h
+++ b/src/scene/surfaceitem_x11.h
@@ -24,7 +24,7 @@ class KWIN_EXPORT SurfaceItemX11 : public SurfaceItem
     Q_OBJECT
 
 public:
-    explicit SurfaceItemX11(Window *window, Item *parent = nullptr);
+    explicit SurfaceItemX11(Window *window, Scene *scene, Item *parent = nullptr);
     ~SurfaceItemX11() override;
 
     Window *window() const;
diff --git a/src/scene/windowitem.cpp b/src/scene/windowitem.cpp
index 6f2cac32e8..b926dd1c5e 100644
--- a/src/scene/windowitem.cpp
+++ b/src/scene/windowitem.cpp
@@ -19,8 +19,8 @@
 namespace KWin
 {
 
-WindowItem::WindowItem(Window *window, Item *parent)
-    : Item(parent)
+WindowItem::WindowItem(Window *window, Scene *scene, Item *parent)
+    : Item(scene, parent)
     , m_window(window)
 {
     connect(window, &Window::decorationChanged, this, &WindowItem::updateDecorationItem);
@@ -209,7 +209,7 @@ void WindowItem::updateShadowItem()
     Shadow *shadow = m_window->shadow();
     if (shadow) {
         if (!m_shadowItem || m_shadowItem->shadow() != shadow) {
-            m_shadowItem.reset(new ShadowItem(shadow, m_window, this));
+            m_shadowItem.reset(new ShadowItem(shadow, m_window, scene(), this));
         }
         if (m_decorationItem) {
             m_shadowItem->stackBefore(m_decorationItem.get());
@@ -227,7 +227,7 @@ void WindowItem::updateDecorationItem()
         return;
     }
     if (m_window->decoration()) {
-        m_decorationItem.reset(new DecorationItem(m_window->decoration(), m_window, this));
+        m_decorationItem.reset(new DecorationItem(m_window->decoration(), m_window, scene(), this));
         if (m_shadowItem) {
             m_decorationItem->stackAfter(m_shadowItem.get());
         } else if (m_surfaceItem) {
@@ -248,8 +248,8 @@ void WindowItem::markDamaged()
     Q_EMIT m_window->damaged(m_window);
 }
 
-WindowItemX11::WindowItemX11(Window *window, Item *parent)
-    : WindowItem(window, parent)
+WindowItemX11::WindowItemX11(Window *window, Scene *scene, Item *parent)
+    : WindowItem(window, scene, parent)
 {
     initialize();
 
@@ -261,13 +261,13 @@ void WindowItemX11::initialize()
 {
     switch (kwinApp()->operationMode()) {
     case Application::OperationModeX11:
-        updateSurfaceItem(new SurfaceItemX11(window(), this));
+        updateSurfaceItem(new SurfaceItemX11(window(), scene(), this));
         break;
     case Application::OperationModeXwayland:
         if (!window()->surface()) {
             updateSurfaceItem(nullptr);
         } else {
-            updateSurfaceItem(new SurfaceItemXwayland(window(), this));
+            updateSurfaceItem(new SurfaceItemXwayland(window(), scene(), this));
         }
         break;
     case Application::OperationModeWaylandOnly:
@@ -275,16 +275,16 @@ void WindowItemX11::initialize()
     }
 }
 
-WindowItemWayland::WindowItemWayland(Window *window, Item *parent)
-    : WindowItem(window, parent)
+WindowItemWayland::WindowItemWayland(Window *window, Scene *scene, Item *parent)
+    : WindowItem(window, scene, parent)
 {
-    updateSurfaceItem(new SurfaceItemWayland(window->surface(), this));
+    updateSurfaceItem(new SurfaceItemWayland(window->surface(), scene, this));
 }
 
-WindowItemInternal::WindowItemInternal(InternalWindow *window, Item *parent)
-    : WindowItem(window, parent)
+WindowItemInternal::WindowItemInternal(InternalWindow *window, Scene *scene, Item *parent)
+    : WindowItem(window, scene, parent)
 {
-    updateSurfaceItem(new SurfaceItemInternal(window, this));
+    updateSurfaceItem(new SurfaceItemInternal(window, scene, this));
 }
 
 } // namespace KWin
diff --git a/src/scene/windowitem.h b/src/scene/windowitem.h
index 02f477d6f8..8e0eaaffa5 100644
--- a/src/scene/windowitem.h
+++ b/src/scene/windowitem.h
@@ -53,7 +53,7 @@ public:
     void unrefVisible(int reason);
 
 protected:
-    explicit WindowItem(Window *window, Item *parent = nullptr);
+    explicit WindowItem(Window *window, Scene *scene, Item *parent = nullptr);
     void updateSurfaceItem(SurfaceItem *surfaceItem);
 
 private Q_SLOTS:
@@ -92,7 +92,7 @@ class KWIN_EXPORT WindowItemX11 : public WindowItem
     Q_OBJECT
 
 public:
-    explicit WindowItemX11(Window *window, Item *parent = nullptr);
+    explicit WindowItemX11(Window *window, Scene *scene, Item *parent = nullptr);
 
 private Q_SLOTS:
     void initialize();
@@ -106,7 +106,7 @@ class KWIN_EXPORT WindowItemWayland : public WindowItem
     Q_OBJECT
 
 public:
-    explicit WindowItemWayland(Window *window, Item *parent = nullptr);
+    explicit WindowItemWayland(Window *window, Scene *scene, Item *parent = nullptr);
 };
 
 /**
@@ -118,7 +118,7 @@ class KWIN_EXPORT WindowItemInternal : public WindowItem
     Q_OBJECT
 
 public:
-    explicit WindowItemInternal(InternalWindow *window, Item *parent = nullptr);
+    explicit WindowItemInternal(InternalWindow *window, Scene *scene, Item *parent = nullptr);
 };
 
 } // namespace KWin
diff --git a/src/unmanaged.cpp b/src/unmanaged.cpp
index a8b45d97cc..41e4725daf 100644
--- a/src/unmanaged.cpp
+++ b/src/unmanaged.cpp
@@ -71,9 +71,9 @@ Unmanaged::~Unmanaged()
 {
 }
 
-WindowItem *Unmanaged::createItem()
+WindowItem *Unmanaged::createItem(Scene *scene)
 {
-    return new WindowItemX11(this);
+    return new WindowItemX11(this, scene);
 }
 
 void Unmanaged::associate()
diff --git a/src/unmanaged.h b/src/unmanaged.h
index f2c1fa4c5d..721ceffe1d 100644
--- a/src/unmanaged.h
+++ b/src/unmanaged.h
@@ -59,7 +59,7 @@ public:
     { /* nothing to do */
         return geometry;
     }
-    WindowItem *createItem() override;
+    WindowItem *createItem(Scene *scene) override;
 
 public Q_SLOTS:
     void release(ReleaseReason releaseReason = ReleaseReason::Release);
diff --git a/src/waylandwindow.cpp b/src/waylandwindow.cpp
index 40d8f645b2..1aba0f0e96 100644
--- a/src/waylandwindow.cpp
+++ b/src/waylandwindow.cpp
@@ -53,9 +53,9 @@ WaylandWindow::WaylandWindow(SurfaceInterface *surface)
     updateIcon();
 }
 
-WindowItem *WaylandWindow::createItem()
+WindowItem *WaylandWindow::createItem(Scene *scene)
 {
-    return new WindowItemWayland(this);
+    return new WindowItemWayland(this, scene);
 }
 
 QString WaylandWindow::captionNormal() const
diff --git a/src/waylandwindow.h b/src/waylandwindow.h
index 349608211c..857d97ae50 100644
--- a/src/waylandwindow.h
+++ b/src/waylandwindow.h
@@ -44,7 +44,7 @@ protected:
     bool belongsToDesktop() const override;
     void doSetActive() override;
     void updateCaption() override;
-    WindowItem *createItem() override;
+    WindowItem *createItem(Scene *scene) override;
 
     void cleanGrouping();
     void updateGeometry(const QRectF &rect);
diff --git a/src/window.cpp b/src/window.cpp
index 15917c08f1..2f9dd4a87a 100644
--- a/src/window.cpp
+++ b/src/window.cpp
@@ -341,14 +341,15 @@ void Window::setOpacity(qreal opacity)
 
 bool Window::setupCompositing()
 {
-    if (!Compositor::compositing()) {
+    Scene *scene = Compositor::self()->scene();
+    if (!scene) {
         return false;
     }
 
     m_effectWindow = new EffectWindowImpl(this);
     updateShadow();
 
-    m_windowItem = createItem();
+    m_windowItem = createItem(scene);
     m_effectWindow->setWindowItem(m_windowItem);
 
     connect(windowItem(), &WindowItem::positionChanged, this, &Window::visibleGeometryChanged);
diff --git a/src/window.h b/src/window.h
index f978a61833..a7577f1358 100644
--- a/src/window.h
+++ b/src/window.h
@@ -1579,7 +1579,7 @@ protected:
     void getWmOpaqueRegion();
     void discardShapeRegion();
 
-    virtual WindowItem *createItem() = 0;
+    virtual WindowItem *createItem(Scene *scene) = 0;
     void deleteItem();
 
     void getResourceClass();
diff --git a/src/x11window.cpp b/src/x11window.cpp
index f1be0635be..f490f4c6ff 100644
--- a/src/x11window.cpp
+++ b/src/x11window.cpp
@@ -316,9 +316,9 @@ X11Window::~X11Window()
     Q_ASSERT(!check_active_modal);
 }
 
-WindowItem *X11Window::createItem()
+WindowItem *X11Window::createItem(Scene *scene)
 {
-    return new WindowItemX11(this);
+    return new WindowItemX11(this, scene);
 }
 
 // Use destroyWindow() or releaseWindow(), Client instances cannot be deleted directly
diff --git a/src/x11window.h b/src/x11window.h
index 6d9cb56d05..90f3329545 100644
--- a/src/x11window.h
+++ b/src/x11window.h
@@ -357,7 +357,7 @@ protected:
     QSizeF resizeIncrements() const override;
     bool acceptsFocus() const override;
     void moveResizeInternal(const QRectF &rect, MoveResizeMode mode) override;
-    WindowItem *createItem() override;
+    WindowItem *createItem(Scene *scene) override;
 
     // Signals for the scripting interface
     // Signals make an excellent way for communication