diff --git a/src/gui/painting/qbackingstore.cpp b/src/gui/painting/qbackingstore.cpp
index b9ed3d4995e..f86dfbfba1e 100644
--- a/src/gui/painting/qbackingstore.cpp
+++ b/src/gui/painting/qbackingstore.cpp
@@ -95,6 +95,11 @@ public:
 QBackingStore::QBackingStore(QWindow *window)
     : d_ptr(new QBackingStorePrivate(window))
 {
+    if (window->handle()) {
+        // Create platform backingstore up front if we have a platform window,
+        // otherwise delay the creation until absolutely necessary.
+        handle();
+    }
 }
 
 /*!