--- a/src/gui/kernel/qwidget_win.cpp
+++ b/src/gui/kernel/qwidget_win.cpp
@@ -1761,10 +1761,11 @@
 
 void QWidgetPrivate::unregisterOleDnd(QWidget *widget, QOleDropTarget *dropTarget)
 {
-    dropTarget->releaseQt();
-    dropTarget->Release();
     Q_ASSERT(widget->testAttribute(Qt::WA_WState_Created));
     if (!widget->internalWinId()) {
+        dropTarget->releaseQt();
+        dropTarget->Release();
+
         QWidget *nativeParent = widget->nativeParentWidget();
         Q_ASSERT(nativeParent);
         QWExtra *nativeExtra = nativeParent->d_func()->extra;
@@ -1783,6 +1784,8 @@
 #ifndef Q_OS_WINCE
         CoLockObjectExternal(dropTarget, false, true);
 #endif
+        dropTarget->releaseQt();
+        dropTarget->Release();
         RevokeDragDrop(widget->internalWinId());
     }
 }