diff --git a/kcmkwin/kwincompositing/CMakeLists.txt b/kcmkwin/kwincompositing/CMakeLists.txt
--- a/kcmkwin/kwincompositing/CMakeLists.txt
+++ b/kcmkwin/kwincompositing/CMakeLists.txt
@@ -34,6 +34,7 @@
 
 target_link_libraries(kwincompositing
     Qt5::Quick
+    Qt5::QuickWidgets
     Qt5::DBus
     Qt5::Widgets
     KF5::CoreAddons
@@ -64,6 +65,7 @@
 
 target_link_libraries(effectModelTest
     Qt5::Quick
+    Qt5::QuickWidgets
     Qt5::DBus
     Qt5::Test
     Qt5::Widgets
diff --git a/kcmkwin/kwincompositing/main.cpp b/kcmkwin/kwincompositing/main.cpp
--- a/kcmkwin/kwincompositing/main.cpp
+++ b/kcmkwin/kwincompositing/main.cpp
@@ -229,16 +229,12 @@
 {
     QVBoxLayout *vl = new QVBoxLayout(this);
 
-    QWidget *w = QWidget::createWindowContainer(m_view.data(), this);
-    connect(m_view.data(), &QWindow::minimumWidthChanged, w, &QWidget::setMinimumWidth);
-    connect(m_view.data(), &QWindow::minimumHeightChanged, w, &QWidget::setMinimumHeight);
-    w->setMinimumSize(m_view->initialSize());
-    vl->addWidget(w);
+    vl->addWidget(m_view.data());
     setLayout(vl);
     connect(m_view.data(), &KWin::Compositing::EffectView::changed, [this]{
         emit changed(true);
     });
-    w->setFocusPolicy(Qt::StrongFocus);
+    m_view->setFocusPolicy(Qt::StrongFocus);
 }
 
 KWinCompositingKCM::~KWinCompositingKCM()
diff --git a/kcmkwin/kwincompositing/model.h b/kcmkwin/kwincompositing/model.h
--- a/kcmkwin/kwincompositing/model.h
+++ b/kcmkwin/kwincompositing/model.h
@@ -27,7 +27,7 @@
 #include <QAbstractItemModel>
 #include <QHash>
 #include <QList>
-#include <QQuickView>
+#include <QQuickWidget>
 #include <QSortFilterProxyModel>
 #include <QString>
 #include <KPluginInfo>
@@ -114,7 +114,7 @@
 
 };
 
-class EffectView : public QQuickView
+class EffectView : public QQuickWidget
 {
 
     Q_OBJECT
@@ -124,7 +124,7 @@
         DesktopEffectsView,
         CompositingSettingsView
     };
-    EffectView(ViewType type, QWindow *parent = 0);
+    EffectView(ViewType type, QWidget *parent = 0);
 
     void save();
     void load();
diff --git a/kcmkwin/kwincompositing/model.cpp b/kcmkwin/kwincompositing/model.cpp
--- a/kcmkwin/kwincompositing/model.cpp
+++ b/kcmkwin/kwincompositing/model.cpp
@@ -581,8 +581,8 @@
     m_effectModel->defaults();
 }
 
-EffectView::EffectView(ViewType type, QWindow *parent)
-    : QQuickView(parent)
+EffectView::EffectView(ViewType type, QWidget *parent)
+    : QQuickWidget(parent)
 {
     qRegisterMetaType<OpenGLPlatformInterfaceModel*>();
     qmlRegisterType<EffectConfig>("org.kde.kwin.kwincompositing", 1, 0, "EffectConfig");
@@ -608,7 +608,7 @@
         break;
     }
     QString mainFile = QStandardPaths::locate(QStandardPaths::GenericDataLocation, path, QStandardPaths::LocateFile);
-    setResizeMode(QQuickView::SizeRootObjectToView);
+    setResizeMode(QQuickWidget::SizeRootObjectToView);
     setSource(QUrl(mainFile));
     rootObject()->setProperty("color",
                               KColorScheme(QPalette::Active, KColorScheme::Window, KSharedConfigPtr(0)).background(KColorScheme::NormalBackground).color());