diff --git a/src/gui/kernel/qwindow.cpp b/src/gui/kernel/qwindow.cpp
index c6e479358d..9bf58e1656 100644
--- a/src/gui/kernel/qwindow.cpp
+++ b/src/gui/kernel/qwindow.cpp
@@ -101,6 +101,10 @@ QWindow::~QWindow()
     destroy();
 }
 
+QSurface::~QSurface()
+{
+}
+
 void QWindow::setSurfaceType(SurfaceType surfaceType)
 {
     Q_D(QWindow);
diff --git a/src/gui/kernel/qwindow.h b/src/gui/kernel/qwindow.h
index c64ad13363..76e0efb6fb 100644
--- a/src/gui/kernel/qwindow.h
+++ b/src/gui/kernel/qwindow.h
@@ -81,6 +81,8 @@ public:
         Window
     };
 
+    virtual ~QSurface();
+
     SurfaceType surfaceType() const { return m_type; }
 
     virtual QSurfaceFormat format() const = 0;