diff --git a/abstract_egl_backend.h b/abstract_egl_backend.h
--- a/abstract_egl_backend.h
+++ b/abstract_egl_backend.h
@@ -29,8 +29,9 @@
 namespace KWin
 {
 
-class KWIN_EXPORT AbstractEglBackend : public OpenGLBackend
+class KWIN_EXPORT AbstractEglBackend : public QObject, public OpenGLBackend
 {
+    Q_OBJECT
 public:
     virtual ~AbstractEglBackend();
     bool makeCurrent() override;
@@ -49,8 +50,6 @@
         return m_config;
     }
 
-    static void unbindWaylandDisplay();
-
 protected:
     AbstractEglBackend();
     void setEglDisplay(const EGLDisplay &display);
@@ -69,6 +68,8 @@
     bool createContext();
 
 private:
+    void unbindWaylandDisplay();
+
     EGLDisplay m_display = EGL_NO_DISPLAY;
     EGLSurface m_surface = EGL_NO_SURFACE;
     EGLContext m_context = EGL_NO_CONTEXT;
diff --git a/abstract_egl_backend.cpp b/abstract_egl_backend.cpp
--- a/abstract_egl_backend.cpp
+++ b/abstract_egl_backend.cpp
@@ -18,6 +18,7 @@
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *********************************************************************/
 #include "abstract_egl_backend.h"
+#include "composite.h"
 #include "egl_context_attribute_builder.h"
 #include "options.h"
 #include "platform.h"
@@ -54,17 +55,18 @@
 #endif
 
 AbstractEglBackend::AbstractEglBackend()
-    : OpenGLBackend()
+    : QObject(nullptr)
+    , OpenGLBackend()
 {
+    connect(Compositor::self(), &Compositor::aboutToDestroy, this, &AbstractEglBackend::unbindWaylandDisplay);
 }
 
 AbstractEglBackend::~AbstractEglBackend() = default;
 
 void AbstractEglBackend::unbindWaylandDisplay()
 {
-    auto display = kwinApp()->platform()->sceneEglDisplay();
-    if (eglUnbindWaylandDisplayWL && display != EGL_NO_DISPLAY) {
-        eglUnbindWaylandDisplayWL(display, *(WaylandServer::self()->display()));
+    if (eglUnbindWaylandDisplayWL && m_display != EGL_NO_DISPLAY) {
+        eglUnbindWaylandDisplayWL(m_display, *(WaylandServer::self()->display()));
     }
 }
 
diff --git a/composite.cpp b/composite.cpp
--- a/composite.cpp
+++ b/composite.cpp
@@ -19,7 +19,6 @@
 *********************************************************************/
 #include "composite.h"
 
-#include "abstract_egl_backend.h"
 #include "dbusinterface.h"
 #include "utils.h"
 #include <QTextStream>
@@ -146,7 +145,6 @@
 Compositor::~Compositor()
 {
     emit aboutToDestroy();
-    AbstractEglBackend::unbindWaylandDisplay();
     finish();
     deleteUnusedSupportProperties();
     delete cm_selection;
diff --git a/plugins/platforms/drm/egl_gbm_backend.h b/plugins/platforms/drm/egl_gbm_backend.h
--- a/plugins/platforms/drm/egl_gbm_backend.h
+++ b/plugins/platforms/drm/egl_gbm_backend.h
@@ -33,7 +33,7 @@
 /**
  * @brief OpenGL Backend using Egl on a GBM surface.
  **/
-class EglGbmBackend : public QObject, public AbstractEglBackend
+class EglGbmBackend : public AbstractEglBackend
 {
     Q_OBJECT
 public:
diff --git a/plugins/platforms/drm/egl_gbm_backend.cpp b/plugins/platforms/drm/egl_gbm_backend.cpp
--- a/plugins/platforms/drm/egl_gbm_backend.cpp
+++ b/plugins/platforms/drm/egl_gbm_backend.cpp
@@ -36,8 +36,7 @@
 {
 
 EglGbmBackend::EglGbmBackend(DrmBackend *b)
-    : QObject(NULL)
-    , AbstractEglBackend()
+    : AbstractEglBackend()
     , m_backend(b)
 {
     // Egl is always direct rendering
diff --git a/plugins/platforms/virtual/egl_gbm_backend.h b/plugins/platforms/virtual/egl_gbm_backend.h
--- a/plugins/platforms/virtual/egl_gbm_backend.h
+++ b/plugins/platforms/virtual/egl_gbm_backend.h
@@ -31,9 +31,8 @@
 /**
  * @brief OpenGL Backend using Egl on a GBM surface.
  **/
-class EglGbmBackend : public QObject, public AbstractEglBackend
+class EglGbmBackend : public AbstractEglBackend
 {
-    Q_OBJECT
 public:
     EglGbmBackend(VirtualBackend *b);
     virtual ~EglGbmBackend();
diff --git a/plugins/platforms/virtual/egl_gbm_backend.cpp b/plugins/platforms/virtual/egl_gbm_backend.cpp
--- a/plugins/platforms/virtual/egl_gbm_backend.cpp
+++ b/plugins/platforms/virtual/egl_gbm_backend.cpp
@@ -42,8 +42,7 @@
 {
 
 EglGbmBackend::EglGbmBackend(VirtualBackend *b)
-    : QObject(nullptr)
-    , AbstractEglBackend()
+    : AbstractEglBackend()
     , m_backend(b)
 {
     // Egl is always direct rendering
diff --git a/plugins/platforms/wayland/egl_wayland_backend.h b/plugins/platforms/wayland/egl_wayland_backend.h
--- a/plugins/platforms/wayland/egl_wayland_backend.h
+++ b/plugins/platforms/wayland/egl_wayland_backend.h
@@ -47,7 +47,7 @@
  * repaints, which is obviously not optimal. Best solution is probably to go for buffer_age extension
  * and make it the only available solution next to fullscreen repaints.
  **/
-class EglWaylandBackend : public QObject, public AbstractEglBackend
+class EglWaylandBackend : public AbstractEglBackend
 {
     Q_OBJECT
 public:
diff --git a/plugins/platforms/wayland/egl_wayland_backend.cpp b/plugins/platforms/wayland/egl_wayland_backend.cpp
--- a/plugins/platforms/wayland/egl_wayland_backend.cpp
+++ b/plugins/platforms/wayland/egl_wayland_backend.cpp
@@ -39,8 +39,7 @@
 {
 
 EglWaylandBackend::EglWaylandBackend(Wayland::WaylandBackend *b)
-    : QObject(NULL)
-    , AbstractEglBackend()
+    : AbstractEglBackend()
     , m_bufferAge(0)
     , m_wayland(b)
     , m_overlay(NULL)