diff --git a/autotests/integration/dont_crash_reinitialize_compositor.cpp b/autotests/integration/dont_crash_reinitialize_compositor.cpp
index 38f0269c33..b0fceac718 100644
--- a/autotests/integration/dont_crash_reinitialize_compositor.cpp
+++ b/autotests/integration/dont_crash_reinitialize_compositor.cpp
@@ -158,7 +158,7 @@ void DontCrashReinitializeCompositorTest::testReinitializeCompositor()
     QVERIFY(effect->isActive());
 
     // Re-initialize the compositor, effects will be destroyed and created again.
-    Compositor::self()->slotReinitialize();
+    Compositor::self()->reinitialize();
 
     // By this time, KWin should still be alive.
 }
diff --git a/autotests/integration/generic_scene_opengl_test.cpp b/autotests/integration/generic_scene_opengl_test.cpp
index 33a9cf48d6..02402dde5b 100644
--- a/autotests/integration/generic_scene_opengl_test.cpp
+++ b/autotests/integration/generic_scene_opengl_test.cpp
@@ -102,7 +102,7 @@ void GenericSceneOpenGLTest::testRestart()
 
     QSignalSpy sceneCreatedSpy(KWin::Compositor::self(), &Compositor::sceneCreated);
     QVERIFY(sceneCreatedSpy.isValid());
-    KWin::Compositor::self()->slotReinitialize();
+    KWin::Compositor::self()->reinitialize();
     if (sceneCreatedSpy.isEmpty()) {
         QVERIFY(sceneCreatedSpy.wait());
     }
diff --git a/autotests/integration/scene_qpainter_test.cpp b/autotests/integration/scene_qpainter_test.cpp
index 61ff40e0c1..4c10a477b7 100644
--- a/autotests/integration/scene_qpainter_test.cpp
+++ b/autotests/integration/scene_qpainter_test.cpp
@@ -283,7 +283,7 @@ void SceneQPainterTest::testCompositorRestart()
     QVERIFY(oldScene);
     QSignalSpy sceneCreatedSpy(KWin::Compositor::self(), &KWin::Compositor::sceneCreated);
     QVERIFY(sceneCreatedSpy.isValid());
-    KWin::Compositor::self()->slotReinitialize();
+    KWin::Compositor::self()->reinitialize();
     if (sceneCreatedSpy.isEmpty()) {
         QVERIFY(sceneCreatedSpy.wait());
     }
diff --git a/composite.cpp b/composite.cpp
index 207114c4da..ed73220628 100644
--- a/composite.cpp
+++ b/composite.cpp
@@ -110,7 +110,7 @@ Compositor::Compositor(QObject* workspace)
     , m_composeAtSwapCompletion(false)
 {
     qRegisterMetaType<Compositor::SuspendReason>("Compositor::SuspendReason");
-    connect(&compositeResetTimer, &QTimer::timeout, this, &Compositor::restart);
+    connect(&compositeResetTimer, &QTimer::timeout, this, &Compositor::reinitialize);
     connect(options, &Options::configChanged, this, &Compositor::slotConfigChanged);
     compositeResetTimer.setSingleShot(true);
     m_monotonicClock.start();
@@ -277,7 +277,7 @@ void Compositor::slotCompositingOptionsInitialized()
         QQuickWindow::setSceneGraphBackend(QSGRendererInterface::Software);
     }
 
-    connect(m_scene, &Scene::resetCompositing, this, &Compositor::restart);
+    connect(m_scene, &Scene::resetCompositing, this, &Compositor::reinitialize);
     emit sceneCreated();
 
     if (Workspace::self()) {
@@ -503,7 +503,7 @@ void Compositor::slotConfigChanged()
         finish();
 }
 
-void Compositor::slotReinitialize()
+void Compositor::reinitialize()
 {
     // Reparse config. Config options will be reloaded by setup()
     kwinApp()->config()->reparseConfiguration();
@@ -590,14 +590,6 @@ void Compositor::resume(Compositor::SuspendReason reason)
     setup(); // signal "toggled" is eventually emitted from within setup
 }
 
-void Compositor::restart()
-{
-    if (hasScene()) {
-        finish();
-        QTimer::singleShot(0, this, &Compositor::setup);
-    }
-}
-
 void Compositor::addRepaint(int x, int y, int w, int h)
 {
     if (!hasScene())
diff --git a/composite.h b/composite.h
index ac2e5e91bb..09bf9eedd1 100644
--- a/composite.h
+++ b/composite.h
@@ -115,7 +115,7 @@ public:
      * Re-initializes the Compositor completely.
      * Connected to the D-Bus signal org.kde.KWin /KWin reinitCompositing
      **/
-    void slotReinitialize();
+    void reinitialize();
 
     /**
      * Whether the Compositor is active. That is a Scene is present and the Compositor is
@@ -187,11 +187,6 @@ private:
      **/
     void slotCompositingOptionsInitialized();
     void finish();
-    /**
-     * Restarts the Compositor if running.
-     * That is the Compositor will be stopped and started again.
-     **/
-    void restart();
 
     void claimCompositorSelection();
 
diff --git a/dbusinterface.cpp b/dbusinterface.cpp
index 8aa02ca285..56b561edc3 100644
--- a/dbusinterface.cpp
+++ b/dbusinterface.cpp
@@ -319,7 +319,7 @@ void CompositorDBusInterface::suspend()
 
 void CompositorDBusInterface::reinitialize()
 {
-    m_compositor->slotReinitialize();
+    m_compositor->reinitialize();
 }
 
 QStringList CompositorDBusInterface::supportedOpenGLPlatformInterfaces() const